VEE GEE Beakers meet ASTM E-960 Type I Specifications for Classification, Design, Capacity & Dimensions, and Markings.
These beakers feature easy-pour spouts, white, permanent graduations, and large marking squares. Made from high-quality borosilicate glass with a low coefficient of expansion. Manufactured with uniform wall thickness resulting in the optimum balance between thermal shock resistance and mechanical strength.
SIBATA® brand, Class A & B, Double Metric Scale, Graduated, To ContainSIBATA Class B Graduated Cylinders meet ASTM E-1272 Style I Specifications, Class A meets USP Standards for Volumetric Glassware. Feature hexagonal bases for added stability. All cylinders, with the exception of the 2000 ml size, feature protective, polyethylene, hexagonal bumper guards. All markings are in durable, white enamel.