This CryoSafe mini quick-freeze cooler can be used for up to 45 minutes to rapidly and repeatedly chill biological samples for use in molecular biology.

• Holds twelve 0.5 or 1.5 ml microcentrifuge tubes
• No direct contact between the tubes and the insulating solution; labels and markings are safe
• Clear polycarbonate lid shows positions of tubes and is keyed to correspond with positions printed on cooler
• Molded side handles allow secure grip for transfer
• Rubber feet to prevent sliding on the lab bench
• Stackable

Applications such as ethanol precipitation of DNA/RNA samples are made easy, eliminating the inconvenience of traditional dry ice and alcohol baths.

After storing the polycarbonate cooler overnight at –20 ºC, inserted samples freeze within a few minutes. Use included insert to hold 0.5 ml microcentrifuge tubes. Store at –20 ºC for 24 hours prior to use.