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PYREX® 500 mL Class A Volumetric Flask with PTFE Stopper

Product Number5644-500

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PYREX® 500 mL Class A Volumetric Flask with PTFE Stopper

Quality Certificate

These 500 mL Class A PYREX® volumetric flasks have machine-blown bodies to which are sealed heavy-beaded, heavy-tubing necks, tooled for No. 19 PTFE color-coded keyhole stoppers. For replacement stoppers see No. 7630. The graduation line is sharp and permanent. 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.

One or more facilities manufacturing this product is 100% covered by renewable energy through the purchase of unbundled energy attribute certificates (EACs).

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Product Information

Details

Product Number	5644-500
Qty./Pk	6 / Pk
Qty./Cs	12 / Cs
Brand	PYREX®
Capacity	500 mL
Flask Shape	Flat bottom
Top Style	Standard Taper Stopper
Neck Style	Long
Stopper Style	PTFE
Accuracy Class	Class A
Feature	Reusable
Tolerance	0.2 mL
Standard Taper Stopper No.	19
Height	287 mm (approx.)
O.D.	100 mm (approx.)
Flask Style	Volumetric
Flask Feature	Heavy duty

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