WHEATON® Wafer Stopper, 20mm, Gray PTFE

  • Provides maximum sealing for vials with straight wall glass finish
  • For use with bottles and vials with no blowback feature
  • Low particulate content and low level of extractables.
Catalog Number:


Stopper Style Wafer
Color Gray
Stopper Material Gray Chlorobutyl-Natural Rubber Blend / FEP Faced
For Mouth OD (mm) 20
Durometer 40
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