Thermo Scientific Nalgene Mr Frosty freezing container line

The Thermo Scientific Nalgene Mr Frosty line of freezing containers now accommodates 3.6, 4.5 and 5.0 mL cryotubes. Designed for use with the complete range of Nunc and Nalgene cryogenic storage tubes, the Mr Frosty portfolio provides a flexible solution for any tube size. The freezing containers are safe, easy-to-use and enable simple cooling of samples at an optimal rate of -1°C per minute, effectively maintaining cell viability. Requiring only 100% isopropyl alcohol and a mechanical -70 to -80°C freezer, the containers are suitable for any laboratory requiring cost-effective and repeatable cryopreservation of cells.

The full range of freezing containers feature inexpensive, re-usable and convenient devices for cooling biological samples at the recommended controlled cooling rate. With units and inserts available for 1, 1.2, 1.8, 2, 3.6, 4.5 and 5 mL tubes, these containers provide wide tube compatibility.