A medical gas regulator reduces a medical gases cylinder pressure to the delivery pressure and maintains a constant pressure to assure an accurate flow rate. Each type a regulator is designed with a symbol/name for specific gas and for definite inlet and delivery pressure ranges. Medical gases as well as medical gas regulators are manufactured to be gas specific. This alleviates the incidence of creating harmful cross connections. Cylinder contents shall be identified by attach labels are stencils naming the contents in accordance with the mandatory requirements of CGA-C-7.
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