
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30mm vial bottle stoppers, USP Class 6 butyl rubber, Pack of 100 pieces.
For our serum bottles that have a 30mm crimp finish (15mm hole opening x 30mm outer rim diameter).
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30mm Vial Bottle Stoppers
QCVIALZ high quality 30mm vial stoppers meet the stringent standards of USP Class 6 for critical applications in pharmaceutical compounding and analytical chemistry applications. For use on our larger serum bottles that have a 15mm diameter opening x 30mm outer rim diameter.
Sold as a pack of 100 pieces.