· KIMAX® flask with a graduation ring blasted on the neck
· Calibrated to contain
· With a marking spot on sizes 10 mL and larger
· Supplied with a 28160R polyethylene stopper to fit in the Standard Taper ground neck
· Enlarged top of the stopper will protect the neck if the flask is tipped over
· Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements