20mm Grey Butyl Rubber Stopper/rubber stopper for pharmaceutical use

20mm grey butyl rubber stopper is designed for injection glass vials with 20mm neck ring finish. The production is finished in GMP standard workshop under strict quality control, and in conformity with National Standard.
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Product Details

20mm grey butyl rubber stopper

SpecificationCrown DimaterCrown ThicknessPlug DiameterOverall Height
20-A
18.8mm3.3mm13.2mm8.8mm
20-B19.5mm3.0mm13.0mm8.7mm


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