▪ Transparent high-molecular polypropylene (PP)
▪ Tolerable temperature: -80OC~120OC
▪ Maximum RCF of conical bottom: 1200xg
▪ Leak-proof O-shaped silicone seal rings available for the tubes with screw cap
▪ Tips: samples can be stored in the storage tubes near full at the low temperature of -20OC; The liquid shall not be more than 75% of the tube capacity at the low temperature of -80OC, otherwise, the tube will be broken.