What are the materials on both sides of the HPLC vials caps?

Time:2018/08/20 Pageviews:8 Share:

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The question you should ask is to inject the material on both sides of the vial septa. The material of the thick soft surface is silicone , and the material of the hard thin surface is polytetrafluoroethylene (PTFE).

PTFE/silicone septa

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