External thread cryogenic vials

These vials are manufactured from polypropylene to withstand temperatures down to –196 °C.

• Black graduations with large marking spot
• Vials have a silicone washer for a secure seal
• 2 ml self-standing vials are available in five cap colors.
• Vials may be color coded with inserts
• Free foam rack with each case
• RNase-/DNase-free
• Sterile
• Nonpyrogenic

Self-standing vials have a special base design allowing them to be locked into cryogenic rack and tray (Cat. No. 431131) for single-handed manipulation.

Caution: Do not use cryogenic vials for storage in the liquid phase of liquid nitrogen. Only store vials in the vapor phase above the liquefied gas. Always use appropriate safety equipment when removing vials from cryogenic storage.