−20 °C mini labtop cooler PC, non toxic gel: The −20 °C mini labtop cooler holds 12×0,5 or 1,5 ml microcentrifuge tubes at below −20 °C for over one hour. Ideal for bench top use or transport. Filled with non toxic gel. Prior to use, place in −25 °C freezer for at least 24 hours, store at −25 °C between use.

−20 °C maxi labtop cooler PC, non toxic gel
The −20 °C maxi labtop cooler, holds 32×0,5 or 1,5 ml microcentrifuge tubes at below −20 °C for over 1 hour. Suitable for bench top use or transport. Wire handle secures top while carrying. Cooler and lid filled with non toxic gel. Store at −25 °C between use.

−20 °C labtop cooler PC, non toxic gel
The −20 °C labtop cooler maintains temperatures between −20 and −15 °C for up to 4 hours. Holds 20× 1,5 or 2,0 ml microcentrifuge tubes or cryovials. Inserts included hold 0,2 to 0,5 ml microcentrifuge tubes. Printed grid, keyed lid, locking handle and non skid feet. Store at −25 °C between use.

The −20 °C labtop cooler maintains temperatures between −20 and −15 °C for up to four hours. Polycarbonate. Holds twenty 1,5 to 2,0 ml microcentrifuge tubes or cryovials. Inserts included hold 0,2 to 0,5 ml microcentrifuge tubes. Printed grid, keyed lid, locking handle, non skid feet. Store at −25 °C between use.