Restek™ Standard Ferrules

Made of high-purity materials that will not contribute background impurities for sensitive and selective detectors; designed to seat securely in a variety of chromatography tube and pipe fittings

Manufacturer: Restek™ 20258

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Catalog No. 06-717-656

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    Specifications

    Material Vespel/Graphite
    Diameter (English) Inner 0.1875 in.
    Temperature (Metric) Max 450°C
    Includes 1/4 in. Fitting

    For 1/16, 1/8, and 1/4 in. fittings.

    100% Graphite ferrules

    • High-density and contain no binders that can off-gas or absorb analytes
    • With a smoother surface and cleaner edges than conventional graphite ferrules
    • Ferrules are very soft and can be easily deformed for an effective seal with fused silica or glass columns
    • Stable to 450°C (842°F)
    Vespel™/Graphite ferrules
    • 60%/40% blend, offering the best combination of sealing performance and ease of workability
    • Seal with minimal torque and are preferred for vacuum and high-pressure uses such as GC/MS or other oxygen-sensitive detectors
    • Hard material does not deform easily and may require retightening after several temperature cycles
    • Reusable
    • Stable to 400°C (752°F)

  • Description & Specifications

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