Gases in gaseous, liquified or disolved form for research, development and measuring or testing purposes, for educational purposes, as chemical products for industrial purposes, and for preparative and analytical purposes; in particular saturated and unsaturated hydrocarbons, hydrocarbon compounds, air, oxygen, nitrogen, hydrogen, heavy hydrogen, carbon monoxide, carbon dioxide, nitrous oxide, ammonia, sulphur hexafluoride and inert gases, and mixture thereof

Containers made from metal for the storage and transport of unpressurized and pressurized gases and fittings for such containers, especially pressure reduction valves, regulating valves, spray nozzles and hose- and pipe-line connections

Gases in gaseous, liquified or disolved form for medical purposes

Gases in gaseous, liquified or dissolved form for fuel