Cylinder, Class B, 250mL

Pyrex® cylinder calibrated “To Deliver”. Polyethylene bumper guards are supplied with sizes 25 through 2000mL. The 5 and 10mL have an enlarged funnel-shaped top for ease of filling. The 10 and 25mL sizes are comparatively short to provide increased stability. The 100mL size may be used for some ASTM distillation tests. Scale is durable white ceramic enamel. Designed from ASTM Specification E1272, Style 1, Class B requirements.