These Single-Scale Cylinders are made from quality borosilicate glass and have a round base, permanent graduations, a reinforced rolled rim, and a pour spout. Class B.
WARNING: This product can expose you to chemicals including 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.