Airgas Model 205C540 Chrome-Plated Brass High Purity Single Stage Regulator With CGA-540 Connection Two Stage a stainless steel diaphragm in

a stainless steel diaphragm in the second stage and a preset safety relief valve

Nickel-Plated Brass Bodyprovides long-lasting good looks

and propylene

thus not allowing any dropout regardless of differences in specific weight of the various compounds within the mixture

which decreases internal volume and eliminates the large cavities and pockets associated with forged-body regulators

Airgas Model 205C540 Chrome-Plated Brass High Purity Single Stage Regulator With CGA-540 Connection Two Stage a stainless steel diaphragm inChrome plated regulators are designed for high purity laboratory applications involving noncorrosive gases. Single stage design is recommended for use where inlet pressure does not vary greatly such as with liquefied gases, or where periodic readjustment of delivery pressure setting does not present a problem.