Glass Graduated Cylinders, Class B, Hexagonal Base

Available in sizes ranging from 25 mL to 2000 mL, these cylinders feature a heavy hexagonal base for stability, single blue enamel graduation for easy reading, handy pouring spouts for convenient transfer, and assured accuracy even at the lowest graduations. Made of borosilicate 3.3 glass (ASTM E-438, Type 1 Class A), known for its excellent thermal shock resistance and mechanical strength. Calibrated “To Contain” at 20 °C. Designed to meet ASTM E1272 Class B standards.