SSI Cryofreeze Tubes - 3.6 mL, Internally Threaded, Stargrip Base, Sterile (50/bag)
CryoFreeze Tubes with Caps
Certified free of RNase, DNase, DNA, and PCR inhibitors, also endotoxin-free.
Ideal for vapor-phase liquid nitrogen freezing. (Not suitable for immersion.)
Internally Threaded Tubes
Maximises tube storage within racks and boxes.
Cap has silicone rubber o-ring for a secure, leakproof seal.