Serum Vial Stoppers - 20mm, Non Sterile

$22.00 $20.00

20mm Round Bottom Serum Vial Stoppers are for serum vials with a 20mm outside rim-to-rim diameter.  Appropriate washing, rinsing and sterilization, if required, must be performed by the purchaser.

20mm round bottom stopper, chlorobutyl rubber, manufactured in the U.S.A.