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Helium and Nitrogen
Helium and Nitrogen, Total:40 items.
In the international standard classification, Helium and Nitrogen involves: Natural gas, Products of the chemical industry, Terminology (principles and coordination), Valves, Equipment for the chemical industry, Fluid storage devices, Analytical chemistry, Transport, Inorganic chemicals, Aircraft and space vehicles in general.
Compressed Gas Association (U.S.), Helium and Nitrogen
Danish Standards Foundation, Helium and Nitrogen
- DS/EN ISO 6974-3:2001 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 3: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns
- DS/EN ISO 6974-6+Corr.1:2006 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns
Lithuanian Standards Office , Helium and Nitrogen
- LST EN ISO 6974-3:2003 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 3: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns (ISO 6974-3:2000)
- LST EN ISO 6974-6:2005 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns (ISO 6974-6:2002)
AENOR, Helium and Nitrogen
- UNE-EN ISO 6974-3:2003 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 3: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns. (ISO 6974-3:2000)
- UNE-EN ISO 6974-6:2006 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns (ISO 6974-6:2002)
工业和信息化部, Helium and Nitrogen
Group Standards of the People's Republic of China, Helium and Nitrogen
GM Europe, Helium and Nitrogen
United States Navy, Helium and Nitrogen
- NAVY QPL-24439-QPD-2010 Valves, Oxygen, Helium and Helium Oxygen Mixture, High Pressure for Gas Services
- NAVY QPL-24439-12-2006 VALVES, OXYGEN, HELIUM AND HELIUM OXYGEN MIXTURE, HIGH PRESSURE FOR GAS SERVICES
- NAVY QPL-24439-2010 VALVE, OXYGEN, HELIUM AND HELIUM OXYGEN MIXTURE, HIGH PRESSURE FOR GAS SERVICES
- NAVY MIL-V-24439 A (1)-1988 VALVES, OXYGEN, HELIUM AND HELIUM OXYGEN MIXTURE, HIGH PRESSURE FOR GAS SERVICES
- NAVY MIL-V-24439 A-1984 VALVES, OXYGEN, HELIUM AND HELIUM OXYGEN MIXTURE, HIGH PRESSURE FOR GAS SERVICES
- NAVY MIL-V-22687 C-1988 VALVES, BALL, NAVAL SHIPBOARD, FOR AIR, NITROGEN, HELIUM OR HYDRAULIC SERVICE (SIZES 2-1/2 INCHES NPS AND BELOW)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Helium and Nitrogen
Defense Logistics Agency, Helium and Nitrogen
Professional Standard - Geology, Helium and Nitrogen
- DZ/T 0064.74-2021 Groundwater Quality Analysis Methods Part 74: Determination of Helium, Hydrogen, Oxygen, Argon, Nitrogen, Methane, Carbon Monoxide, Carbon Dioxide and Hydrogen Sulfide by Gas Chromatography
Military Standard of the People's Republic of China-General Armament Department, Helium and Nitrogen
German Institute for Standardization, Helium and Nitrogen
- DIN EN ISO 6974-6:2005-08 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C<(Index)1> to C<(Index)8> hydrocarbons using three capillary column...
Professional Standard - Traffic, Helium and Nitrogen
- JT/T 742-2009 Cequirements of perparing gases for heliox saturation diving to 200m
HU-MSZT, Helium and Nitrogen
Japanese Industrial Standards Committee (JISC), Helium and Nitrogen
Hebei Provincial Standard of the People's Republic of China, Helium and Nitrogen
- DB13/T 5470-2021 Chromatography for the Detection of Oxygen and Impurities in 30% Oxygen/Helium Mixture Gas
RO-ASRO, Helium and Nitrogen
US-COE, Helium and Nitrogen