Cryocooler -20c 12place. ,Each

Details:

Cryo-safe* mini -20c^ holds 12 microcentrifuge tubes 0.5 Or 1.5Ml below -20 c for over 1 hour. Use for bench top or transporting. Wire handle secures top while carrying. Filled with non-toxic gel. Prior to use, place in ?25?C freezer for at least 24 hours, store at ?25?C between use.