VWR Superspin test tube For Microcentrifuge 1.5ml Test tubes in transparent PP, graduated, autoclavable and usable in the freezer, with flat cap. Test tubes in transparent PP, graduated, autoclavable and usable in the freezer, with flat cap Resistant to high centrifugation up to 40 000 x g Suitable for all standard and high capacity rotors The flat cap can be easily labeled and drilled. The special 90 ? hinge allows you to close the tube with one hand For centrifugation with phenol / chloroform Each lot is tested and guaranteed free of RNase and DNase Packaging: Packaging: microtubes packaged in resealable bags. Assorted colors; the kit includes red, blue, green, yellow and orange tubes in different bags, each with 100 tubes. Packaging: microtubes packaged in resealable bags. Assorted colors; the kit includes red, blue, green, yellow and orange tubes in different bags, each with 100 tubes.