1.Vol:1.5ml 2.can be sterilized 3.ISO& CE Certificate 4.Leak-proof ... centrifuge tubes are available in nine sizes; 0.2, 0.5, 1.5, 2, 5, 7, 10, 15 and 50ml. Micro ... have screw cap, engraved or printed graduations are accurate to ±2%. Tubes are manufactured from high quality polypropylene which have a ... divide into normal and high-grade one, such as 1.5ml tube, the normal one have a maximum (RCF) of 12 ...