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Database: 365,228(8 Aug 2026)

Gas phase is not linear

Gas phase is not linear, Total:49 items.

The international standard classification for "Gas phase is not linear" includes: Natural gas , Halogenated hydrocarbons .

The Chinese standard classification for "Gas phase is not linear" includes: Natural gas , General organic chemicals .


国家市场监督管理总局、中国国家标准化管理委员会

  • GB/T 27894.2-2020 Natural gas—Determination of composition and associated uncertainty by gas chromatography—Part 2:Uncertainty calculations
  • GB/T 27894.1-2020 Natural gas—Determination of composition and associated uncertainty by gas chromatography—Part 1:General guidelines and calculation of composition

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

  • GB/T 27894.3-2023 Natural gas―Determination of composition and associated uncertainty by gas chromatography―Part 3:Precision and bias
  • GB/T 31400-2015 Fluorinated alkane―Determination of non condensable gas(NCG)―Gas chromatography

国家能源局

  • SY/T 7658-2021 Natural gas Performance evaluation of on-line gas chromatography

European Committee for Standardization (CEN)

  • EN ISO 6974-2:2012 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 2: Uncertainty calculations (ISO 6974-2:2012)
  • EN ISO 6974-1:2012 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 1: General guidelines and calculation of composition
  • EN ISO 6974-1:2012/AC:2012 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 1: General guidelines and calculation of composition - Technical Corrigendum 1 (ISO 6974-1:2012/Cor 1:2012)

Association Francaise de Normalisation

  • NF X20-510-2*NF EN ISO 6974-2:2012 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 2 : uncertainty calculations
  • NF EN ISO 6974-2:2012 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 2: uncertainty calculations
  • NF EN ISO 6974-1:2012 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 1: general guidelines and calculation of composition
  • NF EN ISO 6974-3:2018 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 3: Precision and bias
  • NF C74-206:2006 Medical electrical equipment - Characteristics and test conditions of radionuclide imaging devices - Anger type gamma cameras.

AENOR

  • UNE-EN ISO 6974-2:2013 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 2: Uncertainty calculations (ISO 6974-2:2012)
  • UNE-EN ISO 6974-1:2013 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 1: General guidelines and calculation of composition (ISO 6974-1:2012)

Lithuanian Standards Office

  • LST EN ISO 6974-2:2012 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 2: Uncertainty calculations (ISO 6974-2:2012)
  • LST EN ISO 6974-1:2012 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 1: General guidelines and calculation of composition (ISO 6974-1:2012)

Danish Standards Foundation

  • DS/EN ISO 6974-2:2012 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 2: Uncertainty calculations
  • DS/EN ISO 6974-1/AC:2013 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 1: General guidelines and calculation of composition
  • DS/EN ISO 6974-1:2012 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 1: General guidelines and calculation of composition

GSO

  • BH GSO ISO 6974-2:2022 Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 2: Uncertainty calculations
  • GSO ISO 6974-2:2021 Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 2: Uncertainty calculations
  • BH GSO ISO 6974-1:2023 Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 1: General guidelines and calculation of composition
  • GSO ISO 6974-1:2023 Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 1: General guidelines and calculation of composition
  • GSO ISO 6974-3:2022 Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 3: Precision and bias
  • BH GSO ISO 6974-3:2023 Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 3: Precision and bias

KR-KS

  • KS I ISO 6974-2-2022 Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 2: Uncertainty calculations
  • KS I ISO 6974-3-2021 Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 3: Precision and bias

German Institute for Standardization

  • DIN EN ISO 6974-2:2012-11 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 2: Uncertainty calculations (ISO 6974-2:2012); German version EN ISO 6974-2:2012
  • DIN EN ISO 6974-1:2012-11 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 1: General guidelines and calculation of composition (ISO 6974-1:2012); German version EN ISO 6974-1:2012
  • DIN EN ISO 6974-3:2019-02 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 3: Precision and bias (ISO 6974-3:2018); German version EN ISO 6974-3:2018
  • DIN EN ISO 6974-5:2014-10 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 5: Isothermal method for nitrogen, carbon dioxide, C<(Index)1> to C<(Index)5> hydrocarbons and C<(Index)6+> hydrocarbons (ISO 6974-5:20...

SCC

  • DANSK DS/EN ISO 6974-1:2012 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 1: General guidelines and calculation of composition
  • 10/30203803 DC BS ISO 6974-2. Natural gas. Determination of composition and associated uncertainty by gas chromatography. Part 2. Uncertainty calculations
  • NS-EN ISO 6974-2:2012 Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 2: Uncertainty calculations (ISO 6974-2:2012)
  • AENOR UNE-EN ISO 6974-2:2013 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 2: Uncertainty calculations (ISO 6974-2:2012)
  • DIN EN ISO 6974-2 E:2010 Draft Document - Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 2: Uncertainty calculations (ISO/DIS 6974-2:2010); German version prEN ISO 6974-2:2010
  • AENOR UNE-EN ISO 6974-1:2013 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 1: General guidelines and calculation of composition (ISO 6974-1:2012)
  • 10/30215322 DC BS EN ISO 6974-1. Natural gas. Determination of composition and associated uncertainty by gas chromatography. Part 1: General guidelines and calculation of composition
  • DIN EN ISO 6974-1 E:2010 Draft Document - Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 1: General guidelines and calculation of composition (ISO/DIS 6974-1:2010); German version prEN ISO 6974-1:2010

Korean Agency for Technology and Standards (KATS)

  • KS I ISO 6974-1-2020 Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 1: General guidelines and calculation of composition
  • KS I ISO 6974-3:2021 Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 3: Precision and bias
  • KS D 0237-1982 Methods of radiographic test and classification of radiographs for stainless steel welds

British Standards Institution (BSI)

  • BS EN ISO 6974-3:2018 Natural gas. Determination of composition and associated uncertainty by gas chromatography. Precision and bias
  • BS EN ISO 6974-5:2014 Natural gas. Determination of composition and associated uncertainty by gas chromatography. Isothermal method for nitrogen, carbon dioxide, C1 to C5 hydrocarbons and C6+ hydrocarbons

RU-GOST R

  • GOST R 57851.3-2017 Gas-condensate mixture. Part 3. Unstable gas condensate. Compositional analysis by gas chromatography method without preliminary sample degasification

International Organization for Standardization (ISO)

  • ISO 6974-3:2018 Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 3: Precision and bias

ES-UNE

  • UNE-EN ISO 6974-3:2019 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 3: Precision and bias (ISO 6974-3:2018)

IT-UNI

  • UNI 6794-1971 Elastic material: finished product. Elastic thread count systems and related determinations