CUSTOM ITEM: Caps, Screw Top, with White Silicone Rubber / White PTFE Septa, fitted in "knurled", polypropylene, Green Caps. Recommended for Mass Spec. For use with 9-425mm thread, 12x32mm autosampler vials. Compares to Agilent caps. BULK PRICING.

Additional Info:

The 9502S‑10M‑G Screw Caps are selected for chromatography workflows requiring ultra‑pure septa materials and dependable sealing performance for mass spectrometry applications. The fitted white silicone rubber/white PTFE septa configuration supports low background interference and consistent autosampler injections in sensitive analytical workflows.

Manufactured with green knurled polypropylene caps and ultra‑pure silicone/PTFE septa, these caps are designed for use with standard 9‑425 thread, 12 × 32 mm autosampler vials commonly used in LC‑MS, GC‑MS, HPLC, and GC laboratories.

Ultra‑Pure Septa Configuration

  • White silicone rubber/white PTFE septa

  • Ultra‑pure septa materials

  • Designed for low background interference

  • Suitable for sensitive MS workflows

✅ Optimized for LC‑MS and GC‑MS applications


Fitted Septa Design

  • Fitted septa configuration

  • Supports consistent injections

  • Designed for routine autosampler operation

  • Reliable sealing performance

✅ Dependable chromatography performance


Standard 9‑425 Compatibility

  • Fits 9‑425 screw thread vials

  • Compatible with:

    • 12 × 32 mm autosampler vials

    • Industry standard autosampler formats

✅ Broad autosampler compatibility


Knurled Polypropylene Caps

  • Green polypropylene construction

  • Knurled exterior improves:

    • Grip

    • Installation

    • Removal

  • Secure sealing performance

✅ Convenient laboratory handling


Mass Spectrometry Applications

  • Recommended for:

    • LC‑MS analysis

    • GC‑MS workflows

    • HPLC applications

    • GC analysis

  • Suitable for sensitive analytical testing

✅ Ideal for MS‑sensitive workflows


Additional Product Information

  • Compares to Agilent‑style caps

  • Bulk pricing configuration

  • Custom item format

✅ Designed for high‑throughput analytical laboratories


Custom Item Pricing Information


Custom Order Item. Inquire for more information.

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