WIDE MOUTH, CLASS A, HEAVY DUTY FLASKS

·         Wide mouth design facilitates mixing, pipette access, sampling and filling.

·         Unique flat bottom interior permits the use of a standard stir bar.

·         The graduation line on the neck is sharp with permanent large colored encryption for easy to read.

·         Flasks are calibrated 'To Contain' at Class A tolerances, per ASTM E288 specifications.

·         Supplied with closed bottom glass stopper to fit in the ground neck.