KIMAX® Volumetric Flasks with [ST] Glass Stopper, Class A, Kimble Chase
Calibrated to contain
Flasks feature a single graduation ring blasted on the neck and a marking spot. Sizes 5mL and larger are designed to ASTM specification E288, class A unserialized requirements. The 1 and 2mL sizes are test tube-shaped and are calibrated to E237 tolerances.