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The proven
Nickel plating of the interal gas path surfaces makes it an excellent choice for analytical applications
This regulator also features a non-lubricated needle valve
diaphragm packless outlet valve to maintain system purity
where precise control and low flow rates are required
Airgas Model N245F540 Brass High Purity Single Stage Pressure Regulator With 1/4” FNPT Connection And Non-Lubricated Check Valve Two Stage The provenThese brass, single stage, high purity regulators are recommended for non corrosive analytical and process applications where precise flow control is not critical. A specially designed, convoluted, stainless steel diaphragm with metal to metal seals provides good regulating performance and maximum purity integrity without the need for a soft seal, which often can be a source of contamination. These regulators come with a CGA nipple that has a special
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