Recently someone had asked about a isopropanol using container to freeze
cultured cells. The company which supplies this container is Nalgene,
and the container is called "Cryo 1C Freezing Container" (cat # 5100-0001).
Hope you find this information useful.
Madhuvrut Singh, Ph.D.
Div. of Dermatology
260G Heritage Medical Res. Bldg.
University of Alberta, Edmonton, Canada
email: msingh at gpu.srv.ualberta.ca