Description
These 250 mL Class A PYREX® volumetric flasks have machine-blown bodies to which are sealed heavy-beaded, heavy-tubing necks, tooled for No. 16 Standard Taper polyethylene stoppers. The linear high-density polyethylene stoppers are made with a closed bottom to conform to Standard Taper stopper dimensions.
The graduation line is sharp and permanent and large white block letters make the inscription easy to read.
These Class A volumetric flasks have been manufactured to Class A tolerances as established by ASTM E- 694 for volumetric ware, ASTM E-542 for calibration of volumetric ware and ASTM E-288 for volumetric flasks.
(This is the suggested replacement for 5646-250)
For stopper only, see Cat. No. L618-7624-16.
