5ml Cryogenic Vials

the tolerance of low temperature polypropylene -196 °C.   a silicone ring to ensure the seal.   frozen pipe at the bottom of a special design. It can be fixed in the frozen shelf or tray for reference by the one-hand operation.   Sterile, certified non-heat.   complete specifications material : PP
perfect sealing and watertight
good quality and low price
exported to all over the world