Corning Pyrex 5644-2L 2L Class A Heavy Duty Volumetric Flat Bottom Flask with PTFE Stopper

Corning Pyrex 5644-2L 2L Class A Heavy Duty Volumetric Flat Bottom Flask with PTFE Stopper Reviews

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Corning Pyrex 5644-2L 2L Class A Heavy Duty Volumetric Flat Bottom Flask with PTFE Stopper Feature

• Class A volumetric flasks manufactured to Class A tolerances: ASTM E- 694 for volumetric ware; ASTM E-542 for calibration of volumetric ware; ASTM E-288 for volumetric flasks
• Flat bottom flask shape
• Long neck style
• PTFE Keyhole stopper
• Reusable

PYREX 2000mL Class A Volumetric Flask with Keyhole PTFE Stopper. Machine-blown body is sealed to heavy-beaded heavy-tubing necks tooled for No. 27 PTFE color-coded keyhole stoppers. Sharp, permanent graduation lines. Inscription: Large white block letters. Material: Borosilicate Glass Code 7740. Capacity: 2L. Tolerance: ±0.5mL. Flask Style: Volumetric, long neck, flat bottomed. Height: 357mm (approx). Outer Diameter: 158mm (approx). Reference: ASTM E-288; ASTM E-542; ASTM 694. Corning #: 5644-2L.

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Mar 20, 2011 11:51:04