Corning Pyrex 5580-25 Borosilicate Glass 25mL +/- 0.03mL Flat Bottom Class A Volumetric Flask, with Polyethylene Snap-Cap (Pack of 6)

These 25mL Class A PYREX volumetric flasks have machine-blown bodies to which are sealed heavy-beaded - heavy-tubing necks - tooled for No. 25 polyethylene snap-caps. 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. Material: borosilicate glass code 7740. Capacity: 25mL. Flask style: volumetric. Flask shape: flat bottom. Top style: heavy duty rim. Neck style: long. Stopper style: no stopper. Accuracy class: Class A. Tolerance: +/-0.03mL. Cap style: snap cap. Cap material: high density polyethylene. Cap color: blue. Snap cap number: No. 25. Height: 100mm. Outer diameter: 40mm. Corning #: 5580-25.

• Capacity: 25mL; height: 100mm; outer diameter: 40mm; tolerance: +/- 0.03mL
• Made from borosilicate glass code 7740
• Flat bottomed volumetric flask has a heavy duty rim and a long neck style
• Comes with a blue No. 25 high density polyethylene snap cap
• Manufactured to Class A tolerances as established by ASTM E-694 - ASTM E-542 - and ASTM E-288