CUSTOM ITEM: Caps, Screw Top, Solid, with a Silicone Rubber / PTFE liner, in "knurled", polypropylene, Black Caps. For use with 13-425mm thread,15x45mm autosampler vials. MICROSOLV Brand BULK PRICING.

Additional Info:

The 98100‑SP13‑K MICROSOLV™ Screw Caps are selected for laboratory workflows requiring secure vial sealing for storage, transport, and protection of analytical samples. The solid cap design contains no pierceable septa, allowing standard 4 mL autosampler vials to function as storage bottles rather than injection vials.

Manufactured with black knurled polypropylene caps and a silicone rubber/PTFE liner, these caps provide an inert PTFE sample contact surface combined with the sealing properties of silicone rubber for dependable closure performance.

Solid Storage Cap Design

  • Solid closed‑top cap configuration

  • No pierceable septa

  • Converts autosampler vials into storage bottles

  • Designed for storage and transport applications

✅ Optimized for secure sample storage


Silicone Rubber / PTFE Liner

  • PTFE sample contact surface

  • Silicone rubber backing layer

  • Chemically inert liner materials

  • Dependable sealing performance

✅ Reliable sealing for laboratory storage workflows


13‑425 Thread Compatibility

  • Fits 13‑425 screw thread vials

  • Compatible with:

    • 15 × 45 mm autosampler vials

    • 4 mL autosampler vials

    • Industry standard autosampler formats

✅ Broad vial compatibility


Knurled Polypropylene Caps

  • Black polypropylene construction

  • Knurled exterior improves:

    • Grip

    • Installation

    • Removal

  • Secure sealing performance

✅ Convenient laboratory handling


Storage Applications

  • Suitable for:

    • Sample storage

    • Laboratory transport

    • Solvent‑containing samples

    • Routine laboratory workflows

✅ Ideal for secure chromatography sample storage


Important Usage Notes

  • Solid cap design is not intended for autosampler injection

  • Custom item configuration

  • Bulk pricing available

✅ Chosen for storage vial applications


Custom Order Item. Inquire for more information.

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