Dual-Stage, Ultra-High Purity Air Regulator, CGA 590, Chrome-Plated Brass

UHP brass regulators are suitable for use with high-purity carrier gas for sensitive GC applications using MS, PID, or ECD detection methods. They feature reduced internal dead volume relative to stainless-steel bodies. The 316L stainless-steel diaphragm valve ensures leak-free shutoff. Oxidation-resistant chrome plating maintains a like-new appearance.

All regulators are rated to 3000 psig (20,684 kPa) maximum inlet pressure.
Inlet gauge: 0 to 4000 psig (0–27,579 kPa)
Outlet assembly: 316L stainless-steel diaphragm valve, 1/4″ tube fitting

Features & Benefits

• Oxidation resistant, chrome plated.
• Most stable outlet pressure control.
• Secondary pressure regulation not needed.
• Most widely used regulator.
• Also available with international fittings.