"Ward's Phenomena Lab Activities"

These volumetric flasks are made of borosilicate glass.

Wide Neck borosilicate glass Erlenmeyer flasks with beaded rims and white graduations.

Amber glass volumetric flask with polypropylene stopper is useful for protecting light sensitive reagents.

Narrow neck borosilicate glass Erlenmeyer flasks with beaded rims and white graduations.

Class B volumetric flasks without stoppers are made from borosilicate 3.3 glass and feature a graduation mark, blue enamel markings, and beaded rims.

Set of 250, 500 and 1000 ml ASTM Class B borosilicate glass volumetric flasks with pennyhead stoppers.

Class B Volumetric flasks are made from borosilicate 3.3 glass and feature a graduation mark, polypropylene stopper, and blue enamel markings.

ASTM Class A volumetric flasks are made from borosilicate 3.3 glass and feature a graduation mark, polypropylene stopper, and blue enamel markings.

Class A Flasks.

Set of 25, 50 and 100 ml ASTM Class B borosilicate glass volumetric flasks with pennyhead stoppers.