These Erlenmeyer flasks have a narrow mouth, a tooled top finish, and are graduated. This 500ml capacity flask is made of quality borosilicate glass. Industrial Quality. Made of high quality, heavy duty, borosilicate 3.3 glass with excellent strength against thermal expansion and breakage. Microwavable and autoclavable, with superior chemical durability. Can withstand high temperatures and thermal shocks. A size 6.5 rubber stopper fits the neck of the flask.
PRODUCT WARNINGS
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.