KONTES* Three-Hole Cap System

The most economical way to helium sparge and deliver HPLC mobile phase. Recommended for most solvents used for HPLC mobile phase. Connecting threads on top and bottom of the cap use 1/4-28 fittings. Cap body is manufactured from PTFE and is supplied with a TFE/propylene O-ring. Kalrez* O-ring is available when using aggressive organic solutions. 1/4-28 flangeless fittings and adapters are supplied to allow simple, easy connection to any HPLC pump system. Supplied with three-hole cap, conical bottom reservoir, standard fittings kit and FEP tubing. Cap O-ring and inlet filters must be changed when using tetrahydrofuran (THF) or other aggressive organic solutions.