50支/包 10包/箱 

商品介绍：

• 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