Excellent for use with open-top caps to access container contents with a syringe. The highly chemically resistant PTFE facing maintains integrity of contents and silicone rubber backing allows repeated puncturing through the seal. Resists coring and is autoclavable.
- Recommended for use in all autosamplers using screw thread vials
- Cat.No. 6-73818A-24 is white PTFE / tan silicone and is recommended for use with EPA vials