20mm Round Bottom Stopper, Irradiated, Bag of 1,000

20mm Round Bottom Bromobutyl Rubber Vial Stoppers, gamma-Irradiated at a minimum 25 kGy (Cobalt-60).

Independent 3rd party testing for CFU and Endotoxins. 
Packaged in a double-polyethylene bag with gamma-irradiation indicator on each bag.
Each bag is lot labeled for traceability to both your CFU/Endotoxin testing paperwork and invoice.

Excellent compatible supplement product to our sterile open 10mL serum vials: CLICK HERE

Sold in bags of 1,000 pieces.