WIDE MOUTH, CLASS A, HEAVY DUTY
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.