KIMAX* Disposable Plain Glass Centrifuge Tubes

Tubes are made from borosilicate glass in compliance with ASTM Specification E438, Type I, Class A or B glass requirements. With conical shaped bottoms on the 5, 10, and 15 ml sizes and a bullet nosed shape on the 50 ml size to withstand centrifugation up to 2980 RCF. Phenolic caps have PTFE rubber liner and are designed from ASTM Specification E982.