● Made of medical grade polypropylene
● Autoclavable
● Can be repeatedly frozen and thawed
● Universal screw threads
● Vials fit most common rotors
● Vials fit standard 1-inch and 2-inch freezer boxes
● Gamma radiation sterilized
● DNase & RNase free, endotoxin free, and human DNA free
● 81-8204 2ml self-standing vials have a white writing area and black graduation mark
● O-ring caps
● Working Temperature: -86°C ~ 121°C
● 50 Pcs/Bag, 500 Pcs/Pack, 2000 Pcs/Case