4.5mL CF Cryogenic Vial, Internal Thread, Round-Bottom, Sterile, Case of 100 (229918)

  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   Pack Description 100/Re-sealable Bag Case Quantity 100 Sterile Yes Non-pyrogenic Yes Autoclavable Yes Primary Color Natural Primary Material Vial: Polypropylene Secondary Material O-Ring: Silicone Maximum Volume 5.0mL Working Volume 4.5mL Graduated Yes Graduation Increments (Subdivisions) 1/10mL RNase/DNase Free Yes   Find more info here.