Product Description

Identify your samples easily by color code them with these colored Screw Caps with O-Ring

  • For use with Bio Plas Screw Cap Microcentrifuge Tubes
  • Screw Caps made of Polypropylene
  • Screw Cap's square threads won't strip and they're on the outside of the tube, so you minimize the risk of contaminating your sample
  • Inside the Screw Cap, the Ethylene Propylene O-Ring forms a secure and leak-proof seal


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


Request for return must be submitted to Customer Service Within 30 days of product shipment. All returns must be in pristine, brand-new, re-sellable condition and in their original packaging. A 25% restocking fee may be deducted at the discretion of the manufacturer. The manufacturer reserves the right to refuse all returns that are not complete with their original packaging. If an item has been used and is permanently marked and/or damaged in any way, return will not be accepted. All shipping charges remain payable by the purchaser.


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