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The metal-to-metal diaphragm seal prevents contamination by eliminating the need for a soft seal and provides a leak-rate design of less than 2 x 10–8ccs helium
where precise control and low flow rates are required
These regulators are specifically designed to provide sensitive
or a stainless steel model for corrosive service
Airgas Two Stage Brass 0-50 psi Analytical Cylinder Regulator with Needle Outlet CGA-350 Low Pressure The metal-to-metal diaphragm seal preventsItem Details This analytical series of high purity brass, two stage regulators is recommended for non corrosive analyticaland process applications where precise pressure control isrequired. This series is ideally suited for chromatographiccarrier gas applications including FID, TCD, ECD, HID, andnon corrosive gas mixtures for analytical instrumentation. These units feature stainless steel diaphragms and bar stockbodies with low internal volume and