Feature(may vary by option.)
●Comes in 5-Pack, size: 11#; our Labasics White Rubber Stoppers provide exceptional seal for many applications
●Please read the dimension description image carefully before making a decision (might have 1mm measurement error)
●Exhibit excellent resilience and retain pliability over a long period
●Please note these rubber stoppers are not food grade
●Warranty: Labasics 1-year limited warranty; if received damaged, please contact us immediately; we will solve it until satisfied
[12#]
[11#]
[10#]
[9#]
[8#]
Description
Labasics
Rubber Stopper
A rubber stopper is a sealing device used in chemical experiments, made of rubber, which is usually soft, flexible and airtight.
Product Description
Rubber stopper can be used to seal or block openings in containers to prevent the leakage of liquids or gases, and can also be used to protect the contents of containers from external contamination.
Wide Range
Elasticity: The elasticity of the rubber allows the rubber stopper to adapt to containers of different diameters and maintain a good seal.
Multi-purpose: Can be used for different types of containers such as laboratory test tubes, bottle tops, glass containers, etc.
Differences in Stoppers
 Rubber Stopper |  Hollow Glass Stopper |  Penny-Head Stopper |
|---|---|---|
MaterialRubber | MaterialGlass | MaterialGlass |
PropertiesSoftness, elasticity and sealing | PropertiesLight transmission and heat resistance | PropertiesLight transmission and heat resistance |
Specification#000-#12 | Specification24/40 | Specification24/40 |
