Caps, Screw Top, with Silicone Rubber / Polypropylene Septa, in "knurled", Polypropylene Blue Caps. AQ Brand. 100/PK.
Additional Info:
The 9502S‑10C‑PS AQ™ Screw Caps are selected for PFAS analysis and other chromatography workflows where PTFE materials may interfere with analytical results. The silicone rubber/polypropylene septa configuration eliminates PTFE exposure while maintaining dependable sealing and autosampler performance.
Manufactured with blue knurled polypropylene caps and PTFE‑free septa, these caps are suitable for use with a wide range of laboratory samples and are especially useful for PFAS testing applications requiring fluoropolymer‑free consumables.
PTFE‑Free Septa Design
Silicone rubber/polypropylene septa
No PTFE materials
Designed for PFAS testing workflows
Reduces risk of PTFE interference
✅ Ideal for PFAS analytical applications
PFAS Testing Applications
Suitable for PFAS analysis
Supports compliance testing workflows
Designed for trace analytical applications
Compatible with sensitive chromatography methods
✅ Optimized for fluoropolymer‑free workflows
Recommended Vial Compatibility
Recommended for use with:
AQ™ 9 mm screw thread autosampler vials
RSA™ 9 mm screw thread autosampler vials
Designed for reliable sealing performance
✅ Improved autosampler compatibility
Knurled Polypropylene Caps
Blue polypropylene construction
Knurled exterior improves:
Grip
Installation
Removal
Secure sealing performance
✅ Convenient laboratory handling
Routine Chromatography Applications
Suitable for:
PFAS testing
HPLC analysis
LC‑MS workflows
General analytical testing
✅ Reliable PTFE‑free chromatography consumable
Packaging Information
Supplied as 100 caps per pack
Suitable for routine laboratory testing
Designed for analytical laboratory workflows
✅ Efficient for routine PFAS testing laboratories
✅ Also available: Case Quantity AQ™ 9502S‑10C‑PS Screw Caps