High-quality silicone seals developed for the needs of the pharmaceutical and biotech industry.

• Cleanroom packaged, supplied with Certificate of Analysis (CoA), USP <88> Class VI Pharmaceutical grade materials
• Recommended usable temperature range is –196 to 200 °C
• Sterilisable via steam/autoclave, chemical, or dry heat
• Lab washer compatible and microwave safe

High-quality, PTFE coated silicone seals are designed for use with DURAN® PURE Premium Screw Caps. The silicone portion is light ivory in color, while the PTFE portion is gray.