· Class A (Meets Federal Specification #NNN-C-940 for tolerance limitations.) · Borosilicate Glass, Graduated Cylinders with base. · Calibrated to contain. Double metric scales. · All come with a plastic hexagonal bumper guard to resit roll and breakage.
SIBATA Class A, Double Scale To Contain Graduated Cylinders meet ASTM E-1272 Class A, Style I Specifications & USP Standards for Volumetric Glassware. These graduated cylinders feature hexagonal bases for added stability. All cylinders, with the exception of the 2000mL size, come with protective, polyethylene, hexagonal bumper guards. All markings are in durable, white enamel.
SIBATA Class B, Double Scale To Contain Graduated Cylinders meet ASTM E-1272 Class B, Style I Specifications & USP Standards for Volumetric Glassware. These graduated cylinders feature hexagonal bases for added stability. All cylinders, with the exception of the 2000mL size, come with protective, polyethylene, hexagonal bumper guards. All markings are in durable, white enamel.