Kimble 45066 KIMAX Reusable Culture Tubes are supplied with Rubber Lined Phenolic Caps, Unattached. Made from tubing with uniform wall thickness for maximum heat transfer and chemical resistance. Thread finish complies with Glass Packaging Institute (GPI) requirements. The 20 x 125 mm size is suitable for the determination of insulin according to the method of Alving, Rubin and Millor, Journal of Biological Chemistry, 127, 3 (March 1939). Designed from ASTM E982, Type VI, Class A requirements. Replacement caps are 45066B.
Cap. (mL): 160
O.D. x L (mm): 38 x 200