{"title":"Other Sensors","description":"","products":[{"product_id":"current-sensor-module-30-a","title":"Current Sensor Module (30 A)","description":"\u003cp\u003eThe ACS712 30A Range Current Sensor Module \/ Hall Sensor device consists of a precise, low-offset, linear Hall circuit with a copper conduction path located near the surface of the die. Applied current flowing through this copper conduction path generates a magnetic field which the Hall IC converts into a proportional voltage.\u003c\/p\u003e\n\u003cp\u003eSensing and controlling current flow is a fundamental requirement in a wide variety of applications including, over-current protection circuits, battery chargers, switching mode power supplies, digital watt meters, programmable current sources, etc. This ACS721 current module is based on ACS712 sensor, which can accurately detect AC or DC current. The maximum AC or DC that can be detected can reach 30A, and the present current signal can be read via analog I \/ O port of Arduino. There is also the 5A and 20A version for your choice are available on our portal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e ACS712 is based on the principle of the Hall test, please use this field to avoid an impact!\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eModule Dimensions: 31 x 13 x 14 mm (LxWxH)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWeight: 3 gm.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSupply Voltage: 4.5V~5.5V DC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMeasure Current Range: -30A~ 30A\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSensitivity: 66mV\/A\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe current sensor chips: ACS712ELC-30B.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePin 5V power supply, onboard power indicator.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eThe module can be measured plus or minus 30 amps, corresponding to the analog output of 185 mV \/ A.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eThere is no the detection current through, the output voltage is VCC \/ 2.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SparkFun","offers":[{"title":"Default Title","offer_id":51186566234414,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/acs712_current_sensor-_30a_1.jpg?v=1760962117"},{"product_id":"module-for-weight-load-cells-hx711","title":"Module for Weight Load Cells HX711","description":"\u003cp\u003eA small module that is needed to correctly read load cells.\u003cbr\u003eThe HX711 chip amplifies the signal so that the variations of the load cell can be digitally processed on the Arduino.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDifferential input voltage: ±40mV (Full-scale differential input voltage is ± 40mV)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eData accuracy: 24-bit (24-bit A \/ D converter chip.)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRefresh frequency: 10\/80 Hz\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOperating Voltage: 2.7V to 5VDC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOperating current: \u0026lt;10 mA\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SparkFun","offers":[{"title":"Default Title","offer_id":51186568200494,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/HX711module.jpg?v=1760962225"},{"product_id":"digital-weight-sensor-yzc-131","title":"Digital Weight Sensor YZC-131","description":"\u003cp\u003eThis module combines a precise load cell (nominal load: max. 20 kg) with a sensitive A\/D converter that you can easily connect to a microcontroller (e.g., an Arduino®-compatible board). For accurate measurement results, the fixed side of the load cell should be securely mounted to a stable surface. Attach a stable measuring surface to the measurement side of the load cell where the weights can be placed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRated output 1.0 ± 0.1mV \/ V\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eNonlinear ± 0.03% F.S\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHysteresis 0.03% F.S\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRepeatability 0.03% F.S\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCreep (5 minutes) 0.05% F.S\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eZero Balance ± 0.1 mV \/ V\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInput impedance 1066 ± 10% Ω\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOutput Impedance 1000 ± 10% Ω\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInsulation resistance: 2000 MΩ\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOperating temperature range -20 ~ 65°C\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRecommended for: kitchen scales\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DFRobot","offers":[{"title":"Default Title","offer_id":51186570363182,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/41QUuZID4xL._UF894_1000_QL80.jpg?v=1760962325"},{"product_id":"digital-weight-sensor-yzc-133","title":"Digital Weight Sensor YZC-133","description":"\u003cp\u003eThis straight bar load cell (sometimes called a strain gauge) can translate up to 20 kg of pressure (force) into an electrical signal. Each load cell is able to measure the electrical resistance that changes in response to, and proportional of, the strain (e.g. pressure or force) applied to the bar.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRange 10~20kg\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePrecision 0.05%F.S\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSensitivity 1.0±0.15mv\/v\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eNon-linearity 0.05%F.S\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHysteresis 0.02%F.S\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRepeatability 0.01\u0026amp;0.02%F.S\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCreep 0.05%F.S\/3min\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eZero balance ±0.1mv\/v\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInput resistance 1000±150Ω\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOutput resistance 1000±10Ω\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInsulation resistance ≥2000MΩ\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eExcitation voltage 5-10VDC\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eUse Temp .range -10~40℃\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTemp. effect on zero 0.05%F.S\/10℃\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTemp. effect on span 0.05%F.S\/10℃\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eUltimate overload 150%F.S\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePosition error ±0.1%F.S\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWiring schematic diagram\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInput:+(red)-(Black)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOutput:+(green)-(white)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCable φ0.8×220mm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DFRobot","offers":[{"title":"Default Title","offer_id":51186573345070,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/1-15.webp?v=1760962467"},{"product_id":"bernoulli-model-243038","title":"Bernoulli Model 243038","description":"\u003cp\u003eThis model allows the Bernoulli relationship to be tested using 3 parts of different diameters. Each has a measurement location for pressure sensors (not supplied, see box below). The included blower can be used in blower mode as well as in suction. Each part being independent, 12 configurations are then possible for carrying out and comparing measurements, to test Bernoulli's law and to demonstrate the Venturi effect. An adapter, supplied between the parts and the blower, ensures a complete seal.\u003c\/p\u003e\n\u003cp\u003eReversible blower (use in blower and suction) - 3 tubes of different colors and diameters, usable separately Pipe diameter required for measuring devices: 4 mm - Tube support foot\u003c\/p\u003e","brand":"Jeulin","offers":[{"title":"Default Title","offer_id":51186575147310,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/mesupressure.webp?v=1760962560"},{"product_id":"electrode-ph-jle10-703408","title":"Electrode pH JLE10 703408","description":"\u003cp\u003eBNC connection\u003cbr\u003epH range 0 - 14\u003cbr\u003eDimensions Ø 12 x 160 mm\u003cbr\u003eProduct Type Electrodes\u003cbr\u003eLength x Ø 160 x 12 mm\u003cbr\u003eTechnical characteristics\u003cbr\u003eBrand: Lutron. Body: epoxy, maintenance free.\u003c\/p\u003e","brand":"Jeulin","offers":[{"title":"Default Title","offer_id":51186576982318,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/703408_360x_0fb96ce8-0e13-4571-8689-0ff2972e8b45.avif?v=1760962664"},{"product_id":"sensor-dropper-counter-482091","title":"Sensor Dropper Counter 482091","description":"\u003cp\u003eAssociated with a pH sensor or conductimeter, this dropper sensor allows the success of your pH-metric or conductimetric dosages and titrations. The repeatability and traceability of the measurements are greatly improved compared to a visual determination on a graduated burette.\u003cbr\u003eThe practical work is thus fully or partially automated, guaranteeing results in a short time.\u003cbr\u003eThe student remains active, the learning of technical gestures is respected.\u003cbr\u003eTime is saved on the repetitive part of the lab.\u003c\/p\u003e\n\u003cp\u003eThis sensor, made up of a counting fork, allows the measurement of up to 10 drops per minute, for drop sizes from 0.5 mm.\u003cbr\u003ePositioned directly under a conventional burette, this sensor allows measurements to be automated, while maintaining the need for the technical gestures necessary for a successful titration.\u003cbr\u003eThis sensor easily attaches to standard chemistry supports.\u003c\/p\u003e\n\u003cp\u003eAllows semi-automation of titration manipulations in chemistry, and more generally, of all manipulations requiring precise measurement of liquid volume.\u003c\/p\u003e","brand":"Jeulin","offers":[{"title":"Default Title","offer_id":51186579996974,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/Compte_goutte_details_482091_ba96.webp?v=1760962739"},{"product_id":"fast-response-temperature-sensor-for-datalogger-482204","title":"Fast Response Temperature Sensor for Datalogger 482204","description":"\u003cp\u003eThis fast thermometer sensor allows you to take temperature measurements from -50°C to +150°C.\u003cbr\u003eThe probe is submersible.\u003cbr\u003eThe reduced response time associated with the measurement range optimizes the results during studies on the changes of state.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMeasurement range: -50 to +150 °C\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e90% response time: ≤ 10 s\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMeasurement accuracy: 1%\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eNumber of displayed decimals in standalone mode: 1\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Jeulin","offers":[{"title":"Default Title","offer_id":51186582389038,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/IMG_482204_1a5a.webp?v=1760962886"},{"product_id":"spirometer-sensor-vernier-usa","title":"Spirometer Sensor vernier (USA)","description":"\u003cp\u003eThe Spirometer is designed to make human respiratory measurements at rest and during moderate activity. Use it to perform a variety of experiments related to air flow and lung volume. The removable flow head (22 mm ID\/30 mm OD) makes it easy to clean and sterilize.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFlow rate: ±10 L\/s\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDead Space: 93 mL\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eNominal Output: 128 mV\/[L\/s]\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDetachable Flow Head\u003c\/li\u003e\n\u003cli\u003eDimensions: 80.5 mm (diameter) × 101.5 mm (length)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMass: 80 g\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConstruction: Clear acrylic plastic Handle\u003c\/li\u003e\n\u003cli\u003eDimensions: 127 mm × 23 mm × 35 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMass: 85 g\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConstruction: Black ABS plastic\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCable length: 1.5 meters\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51186587631918,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/product.spr-bta._hero.001-768x432.avif?v=1760963390"},{"product_id":"sensor-co2-probe-air-water-482085","title":"Sensor + CO2 Probe Air\/Water 482085","description":"\u003cp\u003eThis sensor with probe will allow a faster and simpler implementation of your practical work sessions both in their implementation and in their development. Indeed, because the probe is paired with the sensor, this CO 2 -metry solution limits the need for calibration at each session, which saves you time when preparing your experiments.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eThe integrated display allows calibration, the choice of working environment (air\/water) as well as the visualization of the value directly on the sensor, while allowing them to be accessed by the software of your console.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eIts 12 mm diameter gives it perfect compatibility with your existing equipment such as bioreactors, human breathing enclosures, animal breathing enclosures, etc.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIn the air:\u003cbr\u003eRange: 0 to 32%\u003cbr\u003ePrecision: 0.1%\u003c\/li\u003e\n\u003cli\u003eIn water:\u003cbr\u003eRange: 0 to 500 mg\/L\u003cbr\u003ePrecision: 0.1 mg\/L\u003c\/li\u003e\n\u003cli\u003eProbe diameter 12 mm compatible with the bioreactor.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Jeulin","offers":[{"title":"Default Title","offer_id":51186590384430,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/capteur_sonde_co2_482085_1_d3a9.webp?v=1760963522"},{"product_id":"relative-humidity-sensor-vernier-usa","title":"Relative Humidity Sensor Vernier (Usa)","description":"\u003cp\u003eThe Relative Humidity Sensor contains an integrated circuit that monitors relative humidity over the range 0 to 95% (± 5%).These units are designed to be used with one of the interfaces sold by Vernier and are not standalone sensors. 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The student then determines, graphically and by ear, the blood pressure.\u003cbr\u003e- In ExAO mode with the dedicated application of the Scientific Workshop: You have a specific environment which allows you an even simpler implementation and formatted results.\u003c\/p\u003e","brand":"Jeulin","offers":[{"title":"Default Title","offer_id":51186673844526,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/554049_720x_a958b253-a2ec-4460-9015-8268dd599121.webp?v=1760965127"},{"product_id":"temperature-sensor-vernier-usa","title":"Temperature Sensor Vernier (USA)","description":"\u003cp\u003eThe Stainless Steel Temperature Probe is a rugged, general-purpose temperature sensor that can be used in organic liquids, salt solutions, acids, and bases. 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Students can measure dissolved oxygen concentration in surface water or to perform a wide variety of experiments to determine changes in dissolved oxygen levels, one of the primary indicators of the quality of an aquatic environment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePlug-and-play technology–no filling solution, warm-up time, stirring, or calibration necessary\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eBuilt-in temperature and pressure compensation\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eEasy maintenance\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSwitch setting to measure in units of mg\/L or % saturation\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRange: 0 to 20 mg\/L (or ppm), 0 to 300%\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAccuracy:\u003cbr\u003emg\/L\u003cbr\u003e±0.2 mg\/L below 10 mg\/L\u003cbr\u003e±0.4 mg\/L above 10 mg\/L\u003cbr\u003e%\u003cbr\u003e±2% below 100%\u003cbr\u003e±5% above 100%\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eResponse Time: 90% of final reading in 40 seconds\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTypical Resolution: 0.006 mg\/L\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTemperature Range: 0–50°C\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePressure Range: 228 mmHg to 1519 mmHg\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMinimum sample flow: none\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51186781258030,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/product.odo-bta._hero.001-768x432.avif?v=1760966239"},{"product_id":"optic-oxygen-probe-482082","title":"Optic Oxygen Probe 482082","description":"\u003cp\u003e\u003cbr\u003eThis oxygen sensor+probe assembly is based on optical technology. It makes it possible to measure the oxygen concentration in the air and in the water simply, quickly and without constraint.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNo electrolyte\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eNo diaphragm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDiameter 12 mm (compatible with your bioreactor, fermenter, human metabolism enclosure, human respiration enclosure accessories)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWorks in air and water\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003cbr\u003eA reliable system for all your manipulations\u003cbr\u003e- No warm-up time\u003cbr\u003e- Resistant and protected measuring system\u003cbr\u003e- Operation in air and water\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIn the air:\u003cbr\u003eRange: 0 to 25%\u003cbr\u003ePrecision: 0.1%\u003c\/li\u003e\n\u003cli\u003eIn water:\u003cbr\u003eRange: 0 to 20 mg\/L\u003cbr\u003ePrecision: 0.1 mg\/L\u003c\/li\u003e\n\u003cli\u003eTemperature range: 0 to 50 °C.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Jeulin","offers":[{"title":"Default Title","offer_id":51186790236462,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/capteur_sonde_o2_482082_2_4943.webp?v=1760966422"},{"product_id":"o2-sensor-مجس-standard-482106-probe-oxymeter","title":"O2 sensor - مجس Standard 482106 + probe OXYMETER","description":"\u003cp\u003eRequires the O2 Air \/ Water probe (ref. 453 052) In the air: Measurement range: 0 to 25% Measurement accuracy: ±1% No calibration: 0.1% Number of displayed decimals in standalone mode: 1 In water: Measurement range: 0 to 20 mg\/L Measurement accuracy: ±1% No calibration: 0.1 mg\/L Number of displayed decimals in standalone mode: 1\u003c\/p\u003e","brand":"Jeulin","offers":[{"title":"Default Title","offer_id":51186791743790,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/IMG_482106_v01_9bc5.webp?v=1760966515"},{"product_id":"electrode-holder-electrode-frame-model-600-703744","title":"Electrode Holder (Electrode Frame Model 600) 703744","description":"\u003cul\u003e\n\u003cli\u003eCompatible with electrodes Ø 10 and 12 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eElectrode holder with button to adjust height\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eStem: Ø 10 mm \/ Length: 260 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eBase: made of ABS plastic with integrated weight\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHousings: 1 for electrode Ø 10 mm and 2 for electrodes Ø 12 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWeight: 800 g\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Jeulin","offers":[{"title":"Default Title","offer_id":51186803605806,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/IMG_703744_14e3.webp?v=1760966637"},{"product_id":"conductivity-sensor-for-datalogger-482056-701330","title":"Conductivity Sensor for Datalogger 482056\/701330","description":"\u003cp\u003eAutomatic temperature compensation Save calibration to sensor memory\u003cbr\u003eThis conductivity sensor allows you to measure the conductivity of a solution between 0 and 20 mS.cm -1 . It is equipped with a CTA conductimetric probe (ref. 701 330) and offers automatic temperature compensation.\u003cbr\u003eWorks with a Tooxy ® , Foxy ® or AirNeXT ® ExAO console.\u003cbr\u003eNTC temperature sensor integrated in the probe\u003cbr\u003ePolymer probe resistant to commonly used solutions. Chemically inert graphite electrode.\u003cbr\u003eTemperature sensor located in an exposed stainless steel tube for rapid response to\u003cbr\u003etemperature variations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCalibers:\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e2 mS.cm-1, resolution 2 μS.cm-1\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e20 mS.cm-1, resolution 20 μS.cm-1\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePrecision: 1% of full scale.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eProbe: CTA provided.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAutomatic temperature compensation: from 0 to 50 °C (optimal from 15 to 35 °C).\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Jeulin","offers":[{"title":"Default Title","offer_id":51186824216878,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/sonde1111_720x_c531abf8-02e2-49ca-b754-89881efb3544.webp?v=1760966791"},{"product_id":"go-direct®-radiation-monitor-gdx-rad","title":"Go Direct® Radiation Monitor GDX-RAD","description":"\u003cp\u003eUse the Go Direct Radiation Monitor to explore radiation statistics, measure the rate of nuclear decay, and monitor radon progeny. This easy-to-use sensor consists of a Geiger-Mueller tube mounted in a small, rugged, plastic case. A thin window protected by a metal screen allows alpha radiation to be detected, along with beta and gamma. Each new detection is indicated by a flashing red LED indicator and can also be accompanied by an optional audio signal.\u003c\/p\u003e\n\u003cp\u003eThe Go Direct Radiation Monitor can be used in a variety of experiments:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDetermine the half-life of an isotope.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInvestigate radiation shielding.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDetect background radiation sources.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSensor: LND 712 (or equivalent) halogen-quenched GM tube with a mica end window, 1.5 to 2.0 mg\/cm2 thick\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSensitive to alpha, beta, gamma, and X-ray radiation\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePowered by rechargeable 300 mAh battery, recharged via USB cable\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRed LED blinks on radiation detection\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOptional audio signal on radiation detection\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnections:\u003cbr\u003eWireless: Bluetooth\u003cbr\u003eWired: USB\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51186844631342,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/GoDirect_RadiationMonitorGDX-RAD_720x_52373d89-162c-420d-b9d2-9d820d3dff03.webp?v=1760966997"},{"product_id":"gas-pressure-sensor-vernier-usa","title":"Gas Pressure Sensor Vernier (USA)","description":"\u003cp\u003eUse the Gas Pressure Sensor to monitor pressure changes of a gas in chemistry and biology experiments.\u003c\/p\u003e\n\u003cp\u003eThe Gas Pressure Sensor can be used to monitor pressure changes in a gas. The range is wide enough to perform Boyle’s law yet it is sensitive enough to conduct vapor-pressure or pressure-temperature experiments. Biology teachers can use the Gas Pressure Sensor to monitor transpiration or respiration in an enclosed environment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePressure Range: 0 to 210 kPa (0 to 2.1 atm or 0 to 1600 mm Hg)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAccuracy: ±4 kPa\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMaximum pressure that the sensor can tolerate without permanent damage: 405 kPa (4 atm)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51186859671854,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/product.gps-bta.hero._001-768x432.avif?v=1760967103"},{"product_id":"force-sensor-vernier-usa","title":"Force Sensor Vernier (USA)","description":"\u003cp\u003eUse the Dual-Range Force Sensor in a wide variety of experiments, including the study of friction, simple harmonic motion, impact in collisions, or centripetal force.\u003c\/p\u003e\n\u003cp\u003eThe Dual-Range Force Sensor is a general-purpose sensor for measuring pushing and pulling forces. Two ranges allow you to measure forces as small as 0.01 newtons and as large as 50 newtons. It can be used in a broad range of ways:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAs a replacement for a hand-held spring scale\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMounted horizontally on a dynamics cart to study collisions\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMounted on a ring-stand to measure forces in a vertical direction\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCollect data from two Force Sensors simultaneously to study Newton’s Third Law\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSpecifications:\u003cbr\u003e± 10 N Range Resolution: 0.01 N\u003cbr\u003e± 50 N Range Resolution: 0.05 N\u003cbr\u003e\u003c\/p\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51186976555310,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/DFS-BTA1_2048x_3795d1ab-756f-465e-91e5-3e79bd043aa6.jpg?v=1760968892"},{"product_id":"conductivity-probe-sensor-vernier-usa","title":"Conductivity Probe sensor Vernier (USA)","description":"\u003cp\u003eThe Conductivity Probe determines the ionic content of an aqueous solution by measuring its conductivity. 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mode: diffusion\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eNormal operating temperature range: 25°C (±5°C)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOperating humidity range: 5–95% (non-condensing)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eStorage temperature range: –40 to 65°C\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMeasurement Range:\u003cbr\u003eLow range: 0 to 10,000 ppm CO2\u003cbr\u003eHigh range: 0 to 100,000 ppm CO2\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTypical Accuracy (at standard pressure, 1 atm):\u003cbr\u003eLow range:\u003cbr\u003e0 to 1,000 ppm: ±100 ppm\u003cbr\u003e1,000 to 10,000 ppm: ±10% of reading\u003cbr\u003eHigh range:\u003cbr\u003e0 to 100,000 ppm: ±20% of reading\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eResolution:\u003cbr\u003e0 to 10,000 ppm CO2: 3ppm\u003cbr\u003e0 to 100,000 ppm CO2: 30ppm\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51189989212462,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/CO2GasSensorVernier_Usa_1_720x_3f16d640-57d1-4195-a555-063450cf1f10.jpg?v=1761031026"},{"product_id":"voltage-sensor-trms-482035","title":"Voltage Sensor TRMS 482035","description":"\u003cp\u003e\u003cstrong class=\"type\"\u003eThe strong points\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e4 ranges ranging from 0.1 to 50 V Instantaneous or true rms measurement: TRMS Colored buttons linked to the colors of the screen\u003c\/p\u003e\n\u003cdiv aria-expanded=\"true\" aria-selected=\"false\" aria-controls=\"presentationtab\" data-collapsible=\"true\" role=\"tab\" id=\"tab-label-presentationtab\" data-role=\"collapsible\" class=\"data item title active\" tabindex=\"0\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv aria-hidden=\"false\" role=\"tabpanel\" data-role=\"content\" id=\"presentationtab\" aria-labelledby=\"tab-label-presentationtab\" class=\"data item content\"\u003e\n\u003cdiv class=\"block presentation-tab\"\u003e\n\u003cp class=\"descriptive\"\u003eThis voltmeter sensor carries out the true instantaneous and effective differential measurement of the voltage via 2 sockets (1 red and 1 black) of 4 mm safety.\u003cbr\u003eThe measurement can be read directly on the sensor. This use is very practical for carrying out a simple measurement or a check.\u003cbr\u003e4 calibers are available for multiple uses: connecting a microphone, studying Ohm's law...\u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Jeulin","offers":[{"title":"Default Title","offer_id":51190003073326,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/voltmetersensor.jpg1_720x_d993c1ac-1752-4941-9c7e-76535ab3923e.webp?v=1761031218"},{"product_id":"seismic-sensor-482055","title":"Seismic Sensor 482055","description":"\u003cp\u003eEconomical and practical sensor Immediate implementation Exploitation of the results clear and fast with the tools of the Scientific Workshop\u003c\/p\u003e\n\u003cp\u003eThis seismic sensor allows, only by placing it, to measure the wave generated by a shock or by a mechanical break. It is directly recognized by the Scientific Workshop, so you can easily create curves that can be used by the student.\u003c\/p\u003e\n\u003cp\u003eAssociated with the 'Seismic and temperature' model ref. 507 043, you will determine if the temperature has an influence on the propagation of the seismic wave.\u003cbr\u003eBy using the Sismo sensor together with a temperature sensor ref. 482 101, you will highlight the difference in speed of the seismic wave according to the temperature of the support.\u003c\/p\u003e\n\u003cp\u003eWith 2 Sismo sensors or a Sismo sensor and a Synchro adapter ref. 482 062, you will highlight the shift between the 2 signals, and you will calculate the speed of the wave. It is then possible to compare the results obtained for different materials.\u003c\/p\u003e\n\u003cp\u003eThe tools included in the Scientific Workshop allow rapid and clear exploitation of the results.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePiezoelectric cell.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCaliber: ± 100 a.u.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eGain adjustment.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFor use in connected mode only.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Jeulin","offers":[{"title":"Default Title","offer_id":51190006972718,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/IMG_482055_v01_94c0.webp?v=1761031339"},{"product_id":"magnetic-field-sensor-vernier-usa-mg-bta","title":"Magnetic Field Sensor Vernier (USA) MG-BTA","description":"\u003cp\u003eThe Magnetic Field Sensor can be used to study the field around permanent magnets, coils, and electrical devices. It features a rotating sensor tip to measure both transverse and longitudinal magnetic fields.\u003c\/p\u003e\n\u003cp\u003eThis sensor uses a Hall effect transducer, and measures a vector component of the magnetic field near the sensor tip. It has two ranges, allowing for measurement of relatively strong magnetic fields around permanent magnets and electromagnets, as well as measurement of weak fields such as the Earth’s magnetic field. The articulated sensor tip allows you to measure both transverse and longitudinal magnetic fields.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTypical Resolution\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e± 0.32 mT range: 0.0002 mT\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e± 6.4 mT range: 0.004 mT\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51190017851694,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/MagneticFieldSensorvernier_USA_MG-BTA_1_720x_66c4c8d1-fe90-4593-9a59-2cc2db2a6915.jpg?v=1761031474"},{"product_id":"go-direct®-voltage-probe","title":"Go Direct® Voltage Probe","description":"\u003cp\u003eThe Go Direct Voltage Probe combines a wide input voltage range and high precision, making it an excellent choice for lab investigations of both AC\/DC circuits and electromagnetism. Use this differential probe to measure the voltage in simple circuits, to study basic principles of electrochemical cells.\u003c\/p\u003e\n\u003cp\u003eWith a range of 20 V, this system is ideal for use in “battery and bulb” circuits. Go Direct Voltage is capable of kHz sampling and mV resolution, so you can also use it to capture more difficult electric potentials, such as the electromagnetic field induced in a coil by a moving magnet. This single sensor can take the place of several voltmeters in your classroom.\u003c\/p\u003e\n\u003cp\u003eThe Go Direct Voltage Probe can be used in a variety of experiments:\u003c\/p\u003e\n\u003cp\u003eMeasure potential difference at various places in series and parallel circuits.\u003cbr\u003eInvestigate Ohm’s law in simple circuits.\u003cbr\u003eMeasure the voltage across a capacitor in RC and RLC circuits.\u003cbr\u003eExplore Faraday’s law and induced EMFs in a coil of wire.\u003cbr\u003eRechargeable Battery—Ready When You Are\u003cbr\u003eThe robust rechargeable battery offers long battery life and provides always-ready operation when using the sensor wirelessly. Monitor battery life directly from our award-winning Vernier Graphical Analysis® app, as well as LabQuest® 3. Should the battery run low, simply connect the sensor to the charging cable and keep on collecting—no interruptions or inconvenience to you or your students.\u003c\/p\u003e\n\u003cp\u003eWireless or Wired—The Flexibility to Choose\u003cbr\u003eOur Go Direct sensors connect directly to your mobile device, Chromebook™, or computer using our Vernier Graphical Analysis® app—no additional equipment or software purchases are necessary. Go Direct sensors can be used wired via USB or wirelessly via Bluetooth® wireless technology, allowing you to choose the best solution for your classroom or laboratory.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDifferential input voltage range: 20 V\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMaximum voltage on any input: 24 V\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTypical resolution: 5 mV on Potential – 20 V channel\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMaximum sampling rate: 1,000 samples\/s\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePower: Internal rechargeable battery or USB connection\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnections:\u003cbr\u003eWireless: Bluetooth\u003cbr\u003eWired: USB\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51190020702510,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/voltageprobevernier_720x_960f2c67-fd98-4b32-96b9-b9fde2aa493d.webp?v=1761031616"},{"product_id":"go-direct®-spectrovis®-plus-spectrophotometer","title":"Go Direct® SpectroVis® Plus Spectrophotometer","description":"\u003cp\u003eThe Go Direct SpectroVis Plus Spectrophotometer quickly measures a full wavelength spectrum. It connects via Bluetooth® wireless technology or via USB to your device.\u003c\/p\u003e\n\u003cp\u003eIntroduce your students to spectroscopy with the affordable Go Direct SpectroVis Plus Spectrophotometer. Capable of connecting wirelessly or by USB, this device can easily collect a full wavelength spectrum (absorbance, percent transmittance, or intensity) in less than one second. Once the peak wavelength is determined, you can establish the concentration of a solution (Beer’s law) or monitor rates of reactions. A low light path allows the Go Direct SpectroVis Plus Spectrophotometer to be used for microscale labs and biochemistry applications with micro and semi-micro cuvettes.\u003c\/p\u003e\n\u003cp\u003eThe Go Direct SpectroVis Plus Spectrophotometer can be used in a variety spectroscopy experiments:\u003c\/p\u003e\n\u003cp\u003eDetermine peak wavelength to collect data on solution concentration for studies of Beer’s law or to monitor rates of reaction.\u003cbr\u003eCollect a full wavelength spectrum to measure absorbance, percent transmittance, fluorescence (at 405 nm or 500 nm excitation), or emissions.\u003cbr\u003eConduct enzyme kinetics experiments.\u003cbr\u003eEngage in equilibrium studies of absorbance vs. time or absorbance vs. concentration.\u003cbr\u003ePerform colorimetric or fluorescent bioassays. Use the Vernier Fluorescence\/UV-VIS Spectrophotometer for quantitative fluorescence analysis.\u003cbr\u003eUse the Spectrophotometer Optical Fiber to measure emissions from flame tests or other light sources. For more detailed emissions analysis, consider the Vernier Emissions Spectrometer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWavelength Range: 380 nm–950 nm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSupport for fluorescence: Two excitation sources centered at 405 nm and 500 nm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eReported Wavelength Interval: ~1 nm between reported values (collects 570 values)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eOptical resolution (FWHM): 5.0 nm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWavelength accuracy: ± 4.0 nm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePhotometric accuracy: ± 0.10 A.U.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDimensions: 15 cm x 9 cm x 4 cm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eLight Sources: Incandescent white bulb, approximately 8000 hour lifetime, one-step calibration. LED-based, approximately 100,000 hour lifetime. No external power is required.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTypical scan time: ~2 s\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnections:\u003cbr\u003eWireless: Bluetooth\u003cbr\u003eWired: USB\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51190022701358,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/product.gdx-svispl._hero.001-768x432.avif?v=1761031780"},{"product_id":"go-direct®-sound-sensor-usa","title":"Go Direct® Sound Sensor (USA)","description":"\u003cp\u003eThe Go Direct Sound Sensor is used to easily capture and evaluate waveforms. It connects via Bluetooth® wireless technology or via USB to your device.\u003c\/p\u003e\n\u003cp\u003eCollect sound data wirelessly with the snap of your fingers. With sound-triggered data collection, Go Direct® Sound provides students with an easy way to capture and evaluate waveforms. Measure wave amplitude and sound intensity level at the same time to investigate the decibel scale, or take the sensor outside the classroom to discover sounds in their natural environment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eResponse: A- or C-weighted\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRange: 55–110 dB\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAccuracy: ±3 dB\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eResolution: 0.1 dB\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSound Level Frequency Range: 30–10,000 Hz\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMicrophone Level Frequency Range: 100 Hz to 15 kHz\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTypical Max Frequency: 10,000 Hz\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnections\u003cbr\u003eWireless: Bluetooth\u003cbr\u003eWired: USB\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51190029222190,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/GDX-SND2_720x_8193c82a-7a80-4555-b8d5-0f293d8be803.jpg?v=1761031913"},{"product_id":"go-direct®-ph-sensor","title":"Go Direct® pH Sensor","description":"\u003cp\u003eThe Go Direct pH Sensor is a general-purpose pH sensor used to monitor pH of aqueous solutions. It connects via Bluetooth® wireless technology or via USB to your device.\u003c\/p\u003e\n\u003cp\u003eSave money when you purchase the Go Direct pH Teacher Pack, which includes 8 Go Direct pH Sensors and a Go Direct® Charge Station.\u003c\/p\u003e\n\u003cp\u003eThe Go Direct pH Sensor is an important and versatile sensor for lab and field activities alike. It gives students the freedom to explore pH without the inconvenience of wires‚ no more spilled solutions or dangling wires. The Go Direct pH transmits live readings and captures data in real-time.\u003c\/p\u003e\n\u003cp\u003eUse this sensor in a variety of experiments:\u003cbr\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eConduct acid-base titrations.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMonitor pH change during chemical reactions.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTest the pH and alkalinity of bodies of water.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInvestigate household acids and bases.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eThis sensor is comprised of a pH electrode connected to a Go Direct Electrode\u003c\/li\u003e\n\u003cli\u003eAmplifier via a BNC connector. This design enables you to use the Go Direct\u003c\/li\u003e\n\u003cli\u003eElectrode Amplifier with other Vernier electrodes, such as the Flat pH Electrode, ORP Electrode, ISE electrode, or a third-party electrode.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003epH range: 0–14\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAccuracy with new electrode (pH): ±0.2\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eType: Sealed, gel-filled, polycarbonate body, Ag\/AgCl reference, single junction\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eShaft diameter: 12 mm OD\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eStorage solution: pH-4\/KCl solution (10 g KCl in 100 mL buffer pH-4 solution)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnections:\u003cbr\u003eWireless: Bluetooth\u003cbr\u003eWired: USB\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51190033318190,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/GoDirect_pHSensor_480x_444deb21-b9ec-4bb2-838f-6cb1bb6b43c4.jpg?v=1761032051"},{"product_id":"go-direct®-optical-dissolved-oxygen-probe-do","title":"Go Direct® Optical Dissolved Oxygen Probe (DO)","description":"\u003cp\u003eThe Go Direct Optical Dissolved Oxygen Probe makes it easy to measure dissolved oxygen concentration, water temperature, and atmospheric pressure. It connects via Bluetooth® wireless technology or via USB to your device.\u003c\/p\u003e\n\u003cp\u003eThe Go Direct Optical Dissolved Oxygen Probe combines the power of multiple sensors to measure dissolved oxygen, water temperature, and atmospheric pressure. Ideal for experiments in biology, ecology, and environmental science courses, the Go Direct Optical Dissolved Oxygen Probe uses luminescent technology to provide fast, easy, and accurate results. Perfect for the field or for the laboratory, this probe requires no calibration, no filling solution, no warm-up time, and no stirring.\u003c\/p\u003e\n\u003cp\u003eThis waterproof probe is ready to sample dissolved oxygen immediately without additional setup or the need to warm it up—so more class time can be spent on the investigation.\u003c\/p\u003e\n\u003cp\u003eThe Go Direct Optical Dissolved Oxygen Probe can be used in a variety of experiments:\u003c\/p\u003e\n\u003cp\u003eInvestigate the relationship between temperature and dissolved oxygen in water.\u003cbr\u003eMeasure primary productivity or biological\/biochemical oxygen demand.\u003cbr\u003eExplore the interdependence of plants and animals.\u003cbr\u003eMonitor watersheds over time.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRange: 0 to 20 mg\/L, 0 to 300%\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAccuracy:\u003cbr\u003emg\/L\u003cbr\u003e±0.2 mg\/L below 10 mg\/L\u003cbr\u003e±0.4 mg\/L above 10 mg\/L\u003cbr\u003e%\u003cbr\u003e±2% below 100%\u003cbr\u003e±5% above 100%\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eResponse Time: 90% of final reading in 40 seconds\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTemperature Range: automatic from 0 to 50°C\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePressure Range: automatic from 228 mmHg to 1519 mmHg\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMinimum sample flow: none required\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51190043148590,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/GoDirect_OpticalDissolvedOxygenProbe_DO_1_720x_20ec4539-42be-4302-9bd1-2fc5fb9f1449.jpg?v=1761032168"},{"product_id":"go-direct®-o2-gas-sensor","title":"Go Direct® O2 Gas Sensor","description":"\u003cp\u003eThe Go Direct O2 Gas Sensor measures gaseous oxygen concentration levels and air temperature. It is useful for a variety of biology and physiology experiments. It connects via Bluetooth® wireless technology or via USB to your device.\u003c\/p\u003e\n\u003cp\u003eThe Go Direct O2 Gas Sensor measures gaseous oxygen concentration and air temperature. This sensor has a wide measurement range, which is ideal for studying human and cellular respiration. A 250 mL Nalgene bottle is included for running controlled experiments with small plants and animals.\u003c\/p\u003e\n\u003cp\u003eThe Go Direct O2 Gas Sensor can be used in a variety of experiments:\u003cbr\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eTest catalase activity under various conditions.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMeasure oxygen consumption at rest and after exercise.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMeasure the change in gas produced during photosynthesis.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompare the rates of cell respiration in germinating and non-germinating peas.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOxygen Sensor\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCell type: Electrochemical cell\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRange: 0–100% (0–1000 ppt) O2\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAccuracy (at standard pressure 760 mm Hg): ±1% O2\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eResolution: 0.01% O2\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTemperature Sensor\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eType: Thermistor\u003cbr\u003eAccuracy: ±0.5°C\u003cbr\u003eResolution: 0.1°C\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDimensions\u003cbr\u003eSensor tube length: 38 mm\u003cbr\u003eSensor tube diameter: 28 mm\u003cbr\u003eTotal length: 155 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnections\u003cbr\u003eWireless: Bluetooth\u003cbr\u003eWired: USB\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51190083584302,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/product.gdx-o2._hero.001-768x432.avif?v=1761032313"},{"product_id":"go-direct®-motion-detector-usa-1","title":"Go Direct® Motion Detector (USA)","description":"\u003cp\u003eThe Go Direct Motion Detector uses ultrasound to measure the position, velocity, and acceleration of moving objects. It connects via Bluetooth® wireless technology or via USB to your device.\u003c\/p\u003e\n\u003cp\u003eThe Go Direct Motion Detector accurately tracks objects as close as 15 cm and as far away as 3.5 m. The compact design and wireless capability of this motion detector eliminate the concern of a dangling cable getting in the way.\u003c\/p\u003e\n\u003cp\u003eThe Go Direct Motion Detector can be used in a variety of experiments:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eStudy position, velocity, and acceleration of carts when mounted on a track.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMatch position or velocity graphs created in Graphical Analysis app.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAnalyze the effects of air resistance on falling coffee filters.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInvestigate simple harmonic motion by monitoring a mass on a spring.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRange: 15 cm to 3.5 m\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eResolution: 1 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMaximum sampling rate: 30 samples\/s\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnections:\u003cbr\u003eWireless: Bluetooth\u003cbr\u003eWired: USB\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51190127788334,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/GoDirect_MotionDetector_USA_2_720x_3617ee7c-ec7f-4322-8230-f27089a1e5f7.jpg?v=1761032450"},{"product_id":"go-direct®-force-and-acceleration-sensor-usa","title":"Go Direct® Force and Acceleration Sensor (USA)","description":"\u003cp\u003eThe Go Direct Force and Acceleration Sensor couples a 3-axis accelerometer with a stable and accurate force sensor that measures forces as small as ±0.1 N and up to ±50 N. Measure pushes and pulls in the classroom or outdoors. It connects via Bluetooth® wireless technology or via USB to your device.\u003c\/p\u003e\n\u003cp\u003eThe Go Direct Force and Acceleration Sensor includes a force sensor, 3-axis accelerometer, and 3-axis gyroscope. Take it on a roller coaster, swing, or slide. Suspend several Go Direct Force and Acceleration Sensors from the ceiling to perform a 3-D vector force experiment, or attach a string to the hook and whirl it in a horizontal or vertical circle. In wireless mode, your imagination is the only limiting factor!\u003c\/p\u003e\n\u003cp\u003eGo Direct Force and Acceleration can be used in a variety of experiments:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInvestigate Newton’s Third Law by connecting the hooks of two force sensors with a rubber band.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eUse the force sensor to pull an object across a surface to measure frictional forces.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAttach the force sensor to the Centripetal Force Apparatus to measure centripetal force and acceleration simultaneously.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePlace sensors on Dynamics Carts to investigate forces and accelerations in collisions.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnect to Scratch 3 and enhance your activity with sensor input to control your sprite\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eForce: ±50 N\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAcceleration: 3 axis, ±16 g\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eGyroscope: 3 axis, 2000°\/s\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnections:\u003cbr\u003eWireless: Bluetooth\u003cbr\u003eWired: USB\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51190159671598,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/GoDirect_ForceandAccelerationSensor_USA_480x_e182259e-bc7a-4e7e-8ff2-8ee2c34bca7f.jpg?v=1761032564"},{"product_id":"go-direct®-ethanol-vapor","title":"Go Direct® Ethanol Vapor","description":"\u003cp\u003eMeasure the concentration of ethanol in air above an aqueous sample with Go Direct Ethanol Vapor. It connects via Bluetooth® wireless technology or via USB to your device.\u003c\/p\u003e\n\u003cp\u003eGo Direct Ethanol Vapor measures the concentration of ethanol in the air above an aqueous sample. This sensor can be used in a wide variety of experiments in biological, agricultural, food, and environmental studies.\u003c\/p\u003e\n\u003cp\u003eGo Direct Ethanol Vapor can be used in a variety of experiments:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDetermine the rate of ethanol production during fermentation.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMeasure the discrete amount of ethanol in a given sample.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInvestigate which sugars yeast can ferment.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eIdentify specific organisms that can utilize ethanol fermentation as a metabolic pathway.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRange: 0% to 3%\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eResponse Time: 90% of full scale in 60 seconds\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnections\u003cbr\u003eWireless: Bluetooth\u003cbr\u003eWired: USB\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51190189883694,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/GoDirect_EthanolVapor2_720x_94182212-f976-4cb4-be91-c8c5396adf7a.jpg?v=1761032689"},{"product_id":"go-direct®-conductivity-probe","title":"Go Direct® Conductivity Probe","description":"\u003cp\u003eGo Direct Conductivity Probe determines the ionic content of an aqueous solution by measuring its electrical conductivity. It features a built-in temperature sensor to simultaneously read conductivity and temperature. Automatic temperature compensation allows students to calibrate the probe in the lab and then make measurements outdoors without temperature changes affecting data. This temperature compensation can be turned off to perform conductivity studies as a function of temperature.\u003c\/p\u003e\n\u003cp\u003eThe Go Direct Conductivity Probe has a range of 0 to 20,000 μS\/cm to provide optimal precision in any given range. An alternating current at its electrodes prevents polarization and electrolysis, reducing contamination of solutions. Its ABS-body graphite electrode resists the corrosion typical in metal electrodes.\u003c\/p\u003e\n\u003cp\u003eThe Go Direct Conductivity Probe can be used in a variety of experiments:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDemonstrate diffusion of ions through membranes.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInvestigate the difference between ionic and molecular compounds, strong and weak acids, or ionic compounds that yield different ratios of ions.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMeasure Total Dissolved Solids (TDS).\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRange: 0 to 20,000 μS\/cm (0 to 10,000 mg\/L TDS)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAccuracy using factory calibration: ±1% of full scale reading (valid for 1 to 10,000 µS\/cm)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTemperature compensation: Automatic from 5 to 35°C, can be turned off\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTemperature range (can be placed in): 0 to 80°C\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCell constant: 1.0 cm-1\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eResolution: 0.01 µS\/cm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDescription: ABS body, parallel carbon (graphite) electrodes\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDimensions: 12 mm OD and 12 cm length\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnections:\u003cbr\u003eWireless: Bluetooth\u003cbr\u003eWired: USB\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51190197387566,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/product.gdx-con._hero.001-scaled.avif?v=1761033082"},{"product_id":"go-direct®-colorimeter","title":"Go Direct® Colorimeter","description":"\u003cp\u003eThe 4-wavelength Go Direct Colorimeter measures absorbance or transmittance of a liquid sample. It connects via Bluetooth® wireless technology or via USB to your device.\u003c\/p\u003e\n\u003cp\u003eUse this sensor to explore absorbance and percent transmittance in a variety of experiments including Beer’s law (absorbance vs. concentration) and kinetic studies (concentration vs. time). Students select between four wavelengths (430 nm, 470 nm, 565 nm, 635 nm) to set up their experiment.\u003c\/p\u003e\n\u003cp\u003eGo Direct Colorimeter features one-step calibration for all four wavelengths. It’s as simple as inserting a cuvette of distilled water and pressing the Calibrate button.\u003c\/p\u003e\n\u003cp\u003eGo Direct Colorimeter can be used in a variety of experiments:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConduct Beer’s law investigations.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDetermine the concentration of unknown solutions.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eStudy changes in concentration vs. time.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMonitor reaction rates.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRange: 0 to 3 (absorbance)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eUseful range:\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e0.05 to 1.0 (absorbance)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e90% to 10% transmittance (%T)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWavelengths: 430 nm, 470 nm, 565 nm, 635 nm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnections:\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWireless: Bluetooth\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWired: USB\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51190202237230,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/70503-334-014.jpg?v=1761033030"},{"product_id":"go-direct®-co2-gas-sensor","title":"Go Direct® CO2 Gas Sensor","description":"\u003cp\u003eMonitor changes in carbon dioxide, temperature, and relative humidity easily with the Go Direct CO2 Gas Sensor. This sensor includes built-in temperature compensation and humidity protection. A 250 mL Nalgene bottle is included for running controlled experiments with small plants and animals.\u003c\/p\u003e\n\u003cp\u003eThe Go Direct CO2 Gas Sensor is ideal for the following experiments:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMeasure the change in gas concentration during cellular respiration.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMeasure the change in gas concentration during photosynthesis.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eStudy the effect of temperature on cell respiration or metabolism of organisms.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInvestigate artificial selection in yeast by comparing respiration rates of different strains.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCO2 Sensor\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eType: NDIR\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRange: 0–100,000 ppm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAccuracy\u003cbr\u003e0 to 1,000 ppm: ±100 ppm\u003cbr\u003e1,000 to 10,000 ppm: ±5% of reading + 100 ppm\u003cbr\u003e10,000 ppm to 50,000 ppm: ±10% of reading\u003cbr\u003e50,000 to 100,000 ppm: ±15% of reading\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eResolution: 1 ppm CO2\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTemperature Sensor\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eType: integrated circuit (IC)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAccuracy: ±0.5°C\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eResolution: 0.1°C\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRelative Humidity Sensor\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eType: integrated circuit (IC)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAccuracy: ±5% or better\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eResolution: 0.1%\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDimensions\u003cbr\u003eSensor shaft length: 82 mm\u003cbr\u003eSensor shaft diameter: 28 mm\u003cbr\u003eTotal length: 200 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eConnections\u003cbr\u003eWireless: Bluetooth\u003cbr\u003eWired: USB\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51190371647790,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/GoDirect_CO2GasSensor2_720x_53dd7696-8adf-4d5c-af36-1fbca269a8f3.jpg?v=1761034193"},{"product_id":"ethanol-sensor-vernier-usa","title":"Ethanol Sensor Vernier (USA)","description":"\u003cp\u003eThis sensor can be used in a wide range of tests and experiments. It can be used to determine the rate of ethanol production during fermentation and can also be used to measure the discrete amount of ethanol in a given sample.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRange: 0% to 3%\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eResponse Timae: 95% of full scale in 60 seconds.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51190372270382,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/ETH-BTA_720x_81330137-b1e6-4a02-af5e-4aac86e9a5e8.webp?v=1761034305"},{"product_id":"drop-counter-sensor-vernier-usa","title":"Drop Counter Sensor Vernier (USA)","description":"\u003cp\u003eThe Vernier Drop Counter is used to perform accurate, automatic titrations. This digital sensor can be used in conjunction with a pH Sensor (or other sensor) to accurately record the volume of titrant added during a titration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe Vernier Drop Counter has many features that help simplify its use:\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdjustable clamp, fits most laboratory ring stands and lattices\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWide drop-detecting area\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eLarge sensor slot, fits most conventional stick-style sensors\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSmaller, adjustable slot for temperature sensors\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAccurate drop counting at rates up to 6 drops\/second\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRed LED, near the detecting area, flashes to indicate a drop has been recorded\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNote:\u003c\/strong\u003e Vernier products are designed for educational use. Our products are not designed nor are they recommended for any industrial, medical, or commercial process such as life support, patient diagnosis, control of a manufacturing process, or industrial testing of any kind.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Vernier Science Education","offers":[{"title":"Default Title","offer_id":51190374072622,"sku":null,"price":0.0,"currency_code":"QAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/files\/dropcountervernier.jpg1_720x_23c4b826-d89c-426c-95eb-971afc8c0bd9.jpg?v=1761034415"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/1907\/2814\/collections\/Other_sensors.jpg?v=1770040699","url":"https:\/\/taalimiyah.com\/collections\/other-sensors-1.oembed?page=6","provider":"Taalimiyah","version":"1.0","type":"link"}