For low-flow pressure-delivery of solvents from Aldrich cans and drums with tapered 2 inch NPT thread or 2Ain. buttress threads. Precision machined two-piece PBT cap with special threading that permits the removal of the cap without disconnecting solvent and gas lines when changing containers.Flow rate approx. 1AL/min 4ApsiIncludes 10Aft x 1/4Ain. O.D. FEP solvent pick-up tubing adjustable depth through compression fitting on cap 1/4Ain. I.D. gas hose connectionExtra 90 PFA elbow with 1/4Ain. O.D. compression fittings for connecting pick-up tubing to cap in low-clearance applicationsTwo additional 1/4Ain. NPT threaded holes with plugs permit the addition of a liquid-level indicator vent line or sparge/delivery tube assembliesBuilt-in pressure-relief valve vents automatically in case of excessive pressure (5Apsi max.)Optional 1/8Ain. O.D. compression fittings for HPLC tubing