13MM GRAY VIAL STOPPER, 2-LEG NUBBED

13mm Vial Stopper, 2-LEG NUBBED
These 13mm vial stoppers are for serum vials with a 7mm diameter hole opening and 13mm outer rim-to-rim diameter.
These stoppers are NOT sterile. Appropriate washing, rinsing and sterilization must be performed by the customer or end user to meet industry specific standards as deemed necessary.