CELLTREAT 229919B CF Cryogenic Vial 4.5 mL, Internal Thread, Self-Standing, Sterile, 500/pk

CELLTREAT Freeze Cryogenic Vials are designed for storing biological material at temperatures as low as -196°C, in the gas phase of liquid nitrogen
Available in round bottom or self-standing options
CELLTREAT product descriptions are based on the highest graduation mark on the vial. Other brands may name vials based on actual liquid capacity
Internal thread cap prevents contamination and uses O-ring silicone seal to ensure positive seal at any temperature
Caps have textured ridges to provide gripping when wearing gloves
Contrasting black graduations are large and easy to view
Large white marking area for writing also provides backdrop to enhance black graduations
Self-standing base interlocks with Easy Grip Workstation Rack for easy one-handed opening