50ML Centrifuge Tube Conical Bottom, Graduated Material: Original PP 50ML Centrifuge TubeDisposable Centrifuge tubes with conical-bottom.These conical centrifuge tubes are made of PP.Centrifuge tube with screw capPrinted Graduations and a white writing area are incorporatedMax RCF can be up to 12000gAutoclavable at 121°c and freezable to -80°cThe color of cap :blue ,red or customized Without any ...