15ml conical centrifuge tube, made of high-purity PP material, maximum : 9,400, can be autoclaved at 122, can be freeze to -80 Longer screw cap, used to prevent sample leakage, smooth and flat inner , no residual solution The PP conical centrifuge tube is by gamma radiation or The easy-to-read scale is accurate to 2% in increments of 1mL With a large, hard-to-matte white printing and writing area to make the mark clear and easy to read, the scale and writing area are to chloroform Colour:As Shown Material:plastic Size: 17 x 119mm Package Contents: 100 x Centrifuge tube Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.