CORNING Cryo Tube 430488 Internal Threaded Polypropylene Cryogenic Vial Self Standing 2mL 1pack(50pcs)

2 mL capacity with round bottom
Self-standing design
Black graduations and larger marking spots for easier filling and sample identification
Manufactured from polypropylene to withstand temperatures to -196°C
Silicone washer for a secure seal
Vials may be color coded with inserts
Special base design allows vials to be locked into cryogenic rack and tray for single-handed manipulation
Sterilized by gamma radiation
Nonpyrogenic and DNase/RNase-free