This assorted set of our lab grade, natural cork stoppers includes 100 stoppers. There are nine stoppers each of sizes #0 through #3 and eight stoppers each of sizes #4 through #11.
Sold as case of 10 assorted stopper sets or 1000 individual stoppers.
GSC International 18035-10 Assorted Cork Stopper Set of 100 Stoppers Sizes #0 Through #11. Case of 10 sets of 100.
Natural cork stoppers are essential for sealing, storing, and conducting experiments in both laboratory and classroom settings. Their lightweight, chemical-resistant, and airtight properties make them ideal for various scientific applications. There are nine stoppers each of sizes #0 through #3 and eight stoppers each of sizes #4 through #11. Sold as case of 10 assorted stopper sets or 1000 individual stoppers. Sealing Test Tubes & Flasks – Prevents contamination and evaporation of liquids. Chemical Storage – Ideal for temporarily capping bottles containing non-reactive chemicals. Hands-On Experimentation – Helps students learn about airtight seals and gas pressure.
Density & Buoyancy Demonstrations – Cork’s natural buoyancy makes it useful for floating experiments. Safe Container Closures – Used for safely storing non-volatile liquids in glassware.
Creative Science Activities – Can be used for DIY lab setups like bottle rockets or homemade thermometers.
PRODUCT WARNINGS
WARNING: This product can expose you to chemicals including styrene and lead, which are known to
the State of California to cause cancer, birth defects, or other reproductive harm. For more information go
to www.P65Warnings.ca.gov.
Our products are not toys. Use in a laboratory or educational setting only. Not for children 13 and under.
This product consists of small items, making it a choking hazard. Only use with adult supervision.