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 (see Cat. No. 430499)

Special base design allows vials to be locked into cryogenic rack and tray (Cat. No. 430525 or 431131) for single-handed manipulation

Sterilized by gamma radiation

Nonpyrogenic and DNase/RNase-free