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This minimizes cleanup time in vacuum purging and yields lower residual contaminant levels
mass spectrometers
a stainless steel diaphragm in the second stage and a preset safety relief valve
These regulators are recommended for non-corrosive analytical and process applications
Airgas Model N245D660 Brass High Purity Two Stage Pressure Regulator With 1/4" FNPT Connection And Non-Lubricated Check Valve Single Stage This minimizes cleanup time inThis series of two stage, high purity regulators is designed for non corrosive analytical and process applications requiring precise, stable, delivery pressure control. The two stage design yields a delivery pressure of less than 0. 02 100 psi inlet change. These regulators come with a CGA nipple that has a special high purity, non lubricated check valve incorporated into nose and prevents air and contaminants from entering the gas stream during