الوصف
These solid rubber stoppers are designed for airtight sealing of laboratory glassware such as test tubes, flasks, and bottles. Made from durable, chemically resistant rubber, they provide a secure fit without any perforations, making them ideal for storage, transport, or experiments requiring complete containment.
Features
Material: Natural rubber – flexible, reusable, and chemically resistant - Design: Tapered cylindrical shape for snug fit - Hole Configuration: Solid