With conical-shaped bottoms on the 5, 10, ａnd 15 mL sizes ａnd a bullet-nosed shape on the 50 mL size, these tubes withstand centrifugation up to 2980 RCF.

·          Tubes are plastic shrink-wrapped in modular trays for cleanliness ａnd safety

·          Closures are not supplied

·          For closures see 73800 ａnd 73802

·          Manufactured from 51 expansion, low extractable borosilicate glass conforming to USP Type I ａnd ASTM E438, Type I, Class B requirements