VWR® Volumetric Flask, Amber, Narrow Neck, Class A, Unserialized
VWR® flasks are manufactured from ASTM E 438, Type 1, Class A Borosilicate 3.3 glass.
- Manufactured per ASTM E 288 Class specification
- White diamond enamel graduation lines
- Calibrated 'to Contain'
VWR® Volumetric Flasks are used for precise dilutions and preparations of standard solutions. These flat bottom flasks have a pear-shaped lower area with a long neck. Calibration and tolerances are in compliance to standards: ASTM E288, ASTM E542, and ASTM E792.
: Flasks are supplied with Batch certificates.