One-pound bag of solid black rubber stoppers, sizes 00 to 7. Made of natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Will withstand temperatures from -25degC to 70degC (-13degF to 158degF). Autoclavable.
Features
- Tapered Design – Smooth and tapered sides make these stoppers easy to plug and pull. All United Scientific rubber stoppers are reusable, and promote a sustainable laboratory or classroom environment.
- Natural Rubber – Made from premium natural rubber, not easy to deform, elastic and great for sealing. Manufactured according to laboratory standards
- Extensive Use – Rubber stopper Ideal for laboratory and industrial use, can be used to seal test tubes, flasks, etc. Available in a wide range of sizes.
- Low sulfur content. Withstand temperatures from -25 to 70degC (-13 to 158degF). They do contain latex.
- Size: #00 to #7 Assorted sizes, 1LB stoppers.
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