Description:
*9 different diameters, suitable for different sizes of experimental filtration apparatus.
* Made of high-quality durable vulcanized rubber, good elasticity, smooth surface and wear-resisting.

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Description:
*9 different diameters, suitable for different sizes of experimental filtration apparatus.
* Made of high-quality durable vulcanized rubber, good elasticity, smooth surface and wear-resisting.
*Used for filtration assemblies, together with a Buchner funnel and a Buchner flask for filtration.
*Can be used singly or nested with adjacent sizes, reduce the risks associated with insertion and removal of glass stems through these rubber stoppers.
Guarantee:
*Your 100% satisfaction is our final goal, if you have any problem about the item, just feel free to contact us.
*Click Add To Cart today to get this wonderful accessory for your science project.
*100% MONEY BACK GUARANTEE - We want you to be 100% Satisfied with your purchase. Absolutely no risk. Give our product a try by ordering today.

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