ISO - International Organization for Standardization - Page 2243

Standards ISO - International Organization for Standardization - Page 2243

ISO (International Organization for Standardization) is the world’s largest producer of optional international standards. International standards determine current specifications of products, services and certified methods, helping to streamline the industry. As they are created on the basis of international agreement, they assist in overcoming barriers in international trade.

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ISO 6974-3:2018-ed.2.0

Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 3: Precision and bias
(Gaz naturel — Détermination de la composition et de l´incertitude associée par chromatographie en phase gazeuse — Partie 3: Fidélité et biais)

Standard published on 16.10.2018

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ISO 6974-4:2000

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
(Gaz naturel — Détermination de la composition avec une incertitude définie par chromatographie en phase gazeuse — Partie 4: Détermination de l´azote, du dioxyde de carbone et des hydrocarbures C1 a C5 et C6+ pour un systeme de mesurage en laboratoire et en continu employant deux colonnes)

Standard published on 6.4.2000

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ISO 6974-5:2014-ed.2.0

Natural gas — Determination of composition and associated uncertainty by gas chromatography — Part 5: Isothermal method for nitrogen, carbon dioxide, C1 to C5 hydrocarbons and C6+ hydrocarbons
(Gaz naturel — Détermination de la composition et de l´incertitude associée par chromatographie en phase gazeuse — Partie 5: Méthode isotherme pour l´azote, le dioxyde de carbone, les hydrocarbures C1 a C5 et C6+)

Standard published on 4.7.2014

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204.30 USD


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ISO 6974-6:2002

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
(Gaz naturel — Détermination de la composition avec une incertitude définie par chromatographie en phase gazeuse — Partie 6: Détermination de l´hydrogene, de l´hélium, de l´oxygene, de l´azote, du dioxyde de carbone et des hydrocarbures C1 a C8 en utilisant trois colonnes capillaires)

Standard published on 17.10.2002

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ISO 6974-6:2002/Cor1:2003 Correction

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 — Technical Corrigendum 1
(Gaz naturel — Détermination de la composition avec une incertitude définie par chromatographie en phase gazeuse — Partie 6: Détermination de l´hydrogene, de l´hélium, de l´oxygene, de l´azote, du dioxyde de carbone et des hydrocarbures C1 a C8 en utilisant trois colonnes capillaires — Rectificatif technique 1)

Correction published on 29.10.2003

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ISO 6975:1997-ed.2.0

Natural gas — Extended analysis — Gas-chromatographic method
(Gaz naturel — Analyse étendue — Méthode par chromatographie en phase gazeuse)

Standard published on 3.4.1997

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ISO 6976:2016-ed.3.0

Natural gas — Calculation of calorific values, density, relative density and Wobbe indices from composition
(Gaz naturel — Calcul des pouvoirs calorifiques, de la masse volumique, de la densité relative et des indices de Wobbe a partir de la composition)

Standard published on 4.8.2016

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308.70 USD


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ISO 6978-1:2003

Natural gas — Determination of mercury — Part 1: Sampling of mercury by chemisorption on iodine
(Gaz naturel — Détermination de la teneur en mercure — Partie 1: Échantillonnage du mercure par chimisorption sur iode)

Standard published on 24.10.2003

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ISO 6978-2:2003

Natural gas — Determination of mercury — Part 2: Sampling of mercury by amalgamation on gold/platinum alloy
(Gaz naturel — Détermination de la teneur en mercure — Partie 2: Échantillonnage du mercure par amalgamation sur alliage or/platine)

Standard published on 24.10.2003

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ISO 6978-2:2003/Cor2:2006 Correction

Natural gas — Determination of mercury — Part 2: Sampling of mercury by amalgamation on gold/platinum alloy — Technical Corrigendum 2
(Gaz naturel — Détermination de la teneur en mercure — Partie 2: Échantillonnage du mercure par amalgamation sur alliage or/platine — Rectificatif technique 2)

Correction published on 31.3.2006

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Entries shown from 22420 to 22430 out of a total of 26011 entries.


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