ISO 15002:2008

ISO 15002:2008 is applicable to:

flow-metering devices that are connected, either directly or by means of flexible connecting assemblies, and disconnected by the operator at terminal units of a medical gas pipeline system for flow adjustment, measurement and delivery of medical gases;
flow-metering devices that are connected and disconnected by the operator at gas-specific connection points of devices such as pressure regulators.

ISO 15002:2008 is applicable to:

flow-metering devices intended to be used with the following medical gases:
oxygen;
nitrous oxide;
medical air;
carbon dioxide;
oxygen/nitrous oxide mixture [50 %/50 % (by volume)]
specified mixtures of the gases listed above;
flow-metering devices intended to be used with the following gases:
oxygen-enriched air;
helium;
xenon.