# Laboratory Location 1 Institute for Energy Technology Kjeller, Norway 2 Justervesenet Kjeller, Norway 3 METAS Wabern, CH 4 National Physical Laboratory Teddington, UK 5 RISE Borås, Sweden 6 VSL Delft, the Netherlands Flow metering Mass flow meter type CoriolisThermal Pressure range 0 700 - 700 Flow rate 0 3.6502500 - 3.6502500 Submit Hydrogen purity analysis Compound Helium 300ppm Nitrogen 100ppm Argon 100ppm Water 5ppm Oxygen 5ppm Carbon dioxide 2ppm Total hydrocarbon 2ppm Formic acid 200ppb Carbon monoxide 200ppb Ammonia 100ppb Total halogenated 50ppb Formaldehyde 10ppb Total sulphur 4ppb ISO 17025 testing accreditation? Yes No Submit Hydrogen gas standards Compound Helium 300ppm Nitrogen 100ppm Argon 100ppm Water 5ppm Oxygen 5ppm Carbon dioxide 2ppm Total hydrocarbon 2ppm Formic acid 200ppb Carbon monoxide 200ppb Ammonia 100ppb Total halogenated 50ppb Formaldehyde 10ppb Total sulphur 4ppb Cylinder size 1036 Pressure range 0 5120700 - 5120700 ISO 17025 testing accreditation? Yes No Submit