sterile 2ml screw cap conical bottom micro tube with o ring seal rnase and dnase free

2.0mL sterile conical screw-cap tubes are perfect for sample collection and long term storage. These sterile 2.0mL tubes are centrifugable to 22,000xg and can be frozen down to -180C (gas phase of LN2) Crystal clear tube with printed graduations Sterile, RNase, DNase, Pyrogen free Leak proof O-ring seal Tube dimensions: 13.1 x 46mm Packaged in resealable bags of 50, 20 bags per case. 1000 2mL tubes in total