-These lab-grade cork stoppers are size 10. Size 10 means that the stopper is roughly 5/4" tall, 1" in its top diameter, and 49/64" in its bottom diameter. They are sold in a pack of 100 stoppers.
GSC International CS-10-100 Cork Stoppers, Size 10. Pack of 100.
Cork stoppers are simple yet versatile tools for science demonstrations and laboratory activities.The natural cork has imperfections including holes. Sealing Test Tubes and Flasks: Use cork stoppers to securely close test tubes, flasks, or other glassware during experiments to prevent spills and evaporation.The cork is safe for use with food products. Density Experiments: Use cork stoppers as floating objects to demonstrate buoyancy and density in water.DIY Lab Equipment: Cork stoppers can be modified to hold thermometers, pipettes, or glass tubing, making them essential for custom lab setups.
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.