4ml Disposable Culture Tubes, With Dual-Position Cap, With Graduation, Round Bottom

Features

1.4ml Disposable Culture Tubes, with Dual-Position Cap, with Graduation, Round Bottom is made of high quality PP or PS, PS tubes are transparent and PP tubes have good toughness;

2.PS test tubes can withstand 1400xg centrifugal force and temperature within 80°C; PP tubes can withstand centrifugation Speeds over 3000 xg and temperatures within 120°C;

3.The cap has two positions; sealed for anaerobic microorganisms and vented for aerobic microorganisms;

4.Specifications: 12*75mm 4ml and 17*100mm 12ml for your Choice;

5.Packing: Individual packing or bulk packing.