Kimble® KIMAX® Class B Volumetric Flasks with [ST] Glass Pennyhead Stopper

This Class B KIMAX® flask is calibrated 'To Contain' with a graduation ring blasted on the neck and a marking spot. A standard taper ground glass stopper is supplied with the flask and is designed from ASTM Specification E288, Class B requirements. Replacement stopper is 41900R.