Airgas Model C445B320 Supelcoat™ Coated Stainless Steel High Purity Two Stage Pressure Regulator With 1/4" FNPT Connection And Threadless Seat regulator high-purity regulators are recommended for

high-purity regulators are recommended for non-corrosive analytical and process applications where precise flow control is not critical

two-stage analytical series and high-purity stainless steel regulators are ideally suited for lecture bottles and other small cylinders

convoluted Hastelloy® C-22 diaphragm provides accurate

Preset Safety Relief Valve - prevents excessive pressure buildup

Airgas Model C445B320 Supelcoat™ Coated Stainless Steel High Purity Two Stage Pressure Regulator With 1/4" FNPT Connection And Threadless Seat regulator high-purity regulators are recommended forThis series of 316 stainless steel two stage high purity regulators is designed for non corrosive analytical, mildly corrosive and process applications requiring precise, stable delivery pressure control. The two stage design yields a delivery pressure change of less than 0. 01 100 psi inlet change. Convoluted Hastelloy C 22 diaphragms provide excellent regulating characteristics and allow for internal vacuum purging. The metal to metal diaphragm seal