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Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 1: General guidelines and calculation of composition (ISO 974-1:2012 + Cor 1:2012) (consolidated version)
ÖNORM EN ISO 6976:2016-11
Действует
Natural gas - Calculation of calorific values, density, relative density and Wobbe indices from composition (ISO 6976:2016)
Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 4: Determination of nitrogen, carbon dioxide and C1 to C5 and C6+ hydrocarbons for a laboratory and on-line measuring system using two columns (ISO 6974-4:2000)
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)
Natural gas - Determination of mercury - Part 2: Sampling of mercury by amalgamation on gold/platinum alloy (ISO 6978-2:2003/Cor 2:2006) (Corrigendum of English version)
ÖNORM EN ISO 6975:2008-09
Действует
Natural gas - Extended analysis - Gas-chromatographic method (ISO 6975:1997)
ÖNORM EN ISO 6570:2005-01
Действует
Natural gas - Determination of potential hydrocarbon liquid content - Gravimetric methods (ISO 6570:2001)
Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 3: Precision and bias (ISO 6974-3:2018)
ÖNORM EN 16726:2019-10
Действует
Gas infrastructure - Quality of gas - Group H
Petroleum products - Determination of vanadium and nickel content - Wavelength-dispersive X-ray fluorescence spectrometry (ISO 14597:1997)
Petroleum products - Determination of sulfur content - Wavelength-dispersive X-ray fluorescence spectrometry (ISO 14596:2007)
Petroleum products - Determination of carbon residue - Micro method (ISO 10370:2014)
Petroleum products - Determination of water - Coulometric Karl Fischer titration method (ISO 12937:2000)
Crude petroleum and petroleum products - Determination of density - Oscillating U-tube method (ISO 12185:1996)
Petroleum products - Determination of sulfur content - Oxidative microcoulometry method (ISO 16591:2010)
Petroleum and related products - Determination of spray ignition characteristics of fire-resistant fluids - Part 1: Spray flame persistence - Hollow-cone nozzle method (ISO 15029-1:1999)
ÖNORM EN ISO 6245:2003-07
Действует
Petroleum products - Determination of ash (ISO 6245:2001)
ÖNORM EN ISO 8754:2004-01
Действует
Petroleum products - Determination of sulfur content - Energy-dispersive X-ray fluorescence spectrometry (ISO 8754:2003)
ÖNORM EN 57:1987-08
Действует
Petroleum products; determination of flash-point; Abel-Pensky closed tester
ÖNORM EN 12766-3:2005-02
Действует
Petroleum products and used oils - Determination of PCBs and related products - Part 3: Determination and quantification of polychlorinated terphenyls (PCT) and polychlorinated benzyl toluenes (PCBT) content by gas chromatography (GC) using an electron capture detector (ECD)
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