Compact FerrulesCompact Ferrules Back to: Compact Ferrules Compact Ferrules Product Code: 20248 Ferrule, Vespel/Graphite Compact 1/16" X 0.5mm ID Pack of 10 for Agilent GCs Price £60.00 Description Graphite Ferrules Preconditioned to eliminate out-gassing. High-purity, high-density graphite. Smoother surface and cleaner edges than conventional graphite ferrules. Contain no binders that can off-gas or adsorb analytes. Stable to 450 °C. Vespel®/Graphite Ferrules 60%/40% Vespel®/graphite blend offers the best combination of sealing and ease of workability. Sealed with minimal torque, reusable, and preferred for vacuum and high-pressure uses. Stable to 400 °C. Recommended for mass spec transfer lines.