Manufactured from 33 expansion, low extractable borosilicate glass, KIMAX®.

• With a heavy wall
• Designed for vacuum to 29" of mercury
• Proper positioning of the connector provides greater flask stability

These flasks have a quick-release connector designed as a safety feature. And the hose barb connector can accommodate tubing of int.Ø ¼ inch and this tubing can remain permanently attached.