Product Description

Now there's a safe, economical way to cap and recap blood collection tubes and disposable glass culture tubes, regardless of manufacturer. Uni-Flex® Safety Caps are available for a wide range of biomedical and industrial applications.

  • Will not aerosol when opened, hence protecting your laboratory staff from the aerosols of highly infectious organisms such as TB and the HTLV-III virus
  • Liquid tight seal ensures sample integrity; prevents spillage of serum samples and sample evaporation
  • Designed to hold under centrifugation, agitation, refrigeration and freezing
  • Easy identification of samples: Uni-Flex® Safety Caps are available in seven colors that conveniently correspond to blood collection cap colors
  • Stretchable, unique over-locking design is far superior to Parafilm™. Locks securely onto the outside of the tube lip to prevent evaporation.
  • Easy, one hand removal and application. To close, press down firmly with thumb to lock in place. To open, simply pry cap up with thumb.
  • Easy to label: Write directly on the cap with indelible ink
  • Clear, natural colored caps are trace-metal free
  • OEM product packaging


Manufacturer Bio Plas Inc
Country of Manufacture United States
Item Ships From California


Due to infection control concerns, the manufacturer is not accepting any non-defective product returns. This item is not able to be returned.


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Customer Questions
What speed is the centrifugation rated for these caps?
The Safety Caps are not meant for centrifugation. They are to cap blood collection and glass culture tubes.
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