MANUFACTURED IN THE USA - CHLOROBUTYL RUBBER - MEETS USP STANDARDS - SILICONE TREATED
( compare to Wheaton 224100-080) 13mm stoppers are generally used with our 13mm flip off seals for 2mL and 3mL serum vials, or our 5mL and 10mL vials that have a 13mm crimp neck finish
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NOTICE: $50.00 per bag of 1,000 13mm red vial stoppers is the current discount wholesale price - bulk discounts do not apply - further discounts are not available.