Airgas Model 211A540 Chrome-Plated Brass High Purity Two Stage Regulator With CGA-540 Connection Switchover two stage regulators is recommended

two stage regulators is recommended for non-corrosive analytical and process applications where precise pressure control is required

extend service life

The Airgas® Special Service Laser Regulator is a high-flow dome-loaded regulator

Note: A Cross-Purge Assembly must be used in conjunction with these models in order to ensure effective purging of hazardous gas traces during cylinder change out

Airgas Model 211A540 Chrome-Plated Brass High Purity Two Stage Regulator With CGA-540 Connection Switchover two stage regulators is recommendedChrome plated regulators are designed for high purity laboratory applications involving noncorrosive gases. Two stage design is recommended for use where constant delivery pressure is desired.