
Closures designed to seal laboratory glassware and prevent loss or contamination of contents.
Our Range Includes...
Rubber Stoppers: Flexible closures providing an airtight seal for flasks, test tubes, and bottles, helping prevent leaks and contamination.
Solid and Holed Designs: Available as solid or with one or more holes to allow insertion of tubing or probes without removing the stopper.
Plastic and Butyl Stoppers: Options offering chemical resistance and suitability for specific applications such as freeze drying or reagent storage.
Standardised Sizing: Tapered designs available in multiple sizes to ensure a secure fit across a wide range of laboratory glassware.
Laboratory Applications: Used during mixing, storage, and reactions where maintaining a sealed environment is required.
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| Stoppers Freeze Dry Butyl 9x14mm DIN |
| Stoppers Rubber BS2775 Solid No 105 |
| Stoppers Rubber BS2775 Solid, 37 Bottom, 42.5 Top, 38.5 Length |