To ensure cell freezing rate consistency and uniform results when using alcohol-free Cell Freezing Containers, insert a Filler Vial into empty wells when freezing less than a full load. Suitable for repeated use and compatible with Cell Freezing Containers for 12 x 1ml or 2ml Cryo Tubes, Cell Freezing Containers for 30 x 1ml or 2mL Cryo Tubes and Cell Freezing Containers for 12 x 3.5ml to 5ml Cryo Tubes.
For optimal freezing it is important to fully load each Cell Freezing Container prior to freezing. Cell Freezing Containers Filler Vials are recommended for filling any empty wells.