NF EN ISO 20765-1, X20-543-1 (09/2018)

NF EN ISO 20765-1, X20-543-1 (09/2018)

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Natural gas - Calculation of thermodynamic properties - Part 1 : gas phase properties for transmission and distribution applications

€104.67

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NF EN ISO 20765-2, X20-543-2 (09/2018)

NF EN ISO 20765-2, X20-543-2 (09/2018)

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Natural gas - Calculation of thermodynamic properties - Part 2 : single-phase properties (gas, liquid, and dense fluid) for extended ranges of application - Gaz naturel - Calcul des propriétés thermodynamiques - Partie 2 : Propriétés des phases uniques (gaz, liquide, fluide dense) pour une gamme étendue d'applications (ISO 20765-2:2015)

€140.00

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NF EN ISO 23874, X20-545 (09/2018)

NF EN ISO 23874, X20-545 (09/2018)

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Natural gas - Gas chromatographic requirements for hydrocarbon dewpoint calculation - Gaz naturel - Exigences de chromatographie en phase gazeuse pour le calcul du point de rosée hydrocarbures (ISO 23874:2006)

€86.50

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NF ISO 20729, X20-518 (04/2018)

NF ISO 20729, X20-518 (04/2018)

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Natural gas - Determination of sulfur compounds - Determination of total sulfur content by ultraviolet fluorescence method - Gaz naturel - Détermination des composés soufrés - Détermination de la teneur en soufre total par fluorescence UV

€58.62

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NF EN ISO 19739, X20-511 (04/2006)

NF EN ISO 19739, X20-511 (04/2006)

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Natural gas - Determination of sulfur compounds using gas chromatography - Gaz naturel

€110.46

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NF EN ISO 6570, X20-520 (03/2005)

NF EN ISO 6570, X20-520 (03/2005)

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Natural gas - Determination of potential hydrocarbon liquid content - Gravimetric methods - Gaz naturel

€73.30

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NF EN ISO 6974-4, X20-510-4 (08/2003)

NF EN ISO 6974-4, X20-510-4 (08/2003)

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Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 4 : determination of nitrogen, carbon dioxide and C1 up to C5 and C6+ hydrocarbons for a laboratory and on-line measuring system using two columns - Gaz naturel

€83.85

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NF EN ISO 6974-6, X20-510-6 (12/2005)

NF EN ISO 6974-6, X20-510-6 (12/2005)

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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

€73.00

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NF EN ISO 11541, X20-002 (12/2003)

NF EN ISO 11541, X20-002 (12/2003)

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Natural gas - Determination of water content at high pressure - Gaz naturel

€64.01

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NF EN ISO 6978-2, X20-525-2 (11/2005)

NF EN ISO 6978-2, X20-525-2 (11/2005)

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Natural gas - Determination of mercury - Part 2 : sampling of mercury by amalgamation on gold/platinum alloy - Gaz naturel

€75.87

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NF EN ISO 6976, X20-522 (11/2005)

NF EN ISO 6976, X20-522 (11/2005)

Superseded Historical

Natural gas - Calculation of calorific values, density, relative density and Wobbe index from composition - Gaz naturel

€110.46

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NF EN ISO 6978-1, X20-525-1 (11/2005)

NF EN ISO 6978-1, X20-525-1 (11/2005)

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Natural gas - Determination of mercury - Part 1 : sampling of mercury by chemisorption on iodine - Gaz naturel

€64.01

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NF EN ISO 13443, X20-524 (11/2005)

NF EN ISO 13443, X20-524 (11/2005)

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Natural gas - Standard reference conditions - Gaz naturel

€64.01

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NF EN ISO 6975, X20-523 (11/2005)

NF EN ISO 6975, X20-523 (11/2005)

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Natural gas - Extended analysis - Gas-chromatographic method - Gaz naturel

€84.02

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NF EN ISO 18453, X20-539 (02/2006)

NF EN ISO 18453, X20-539 (02/2006)

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Natural gas - Correlation between water content and water dew point - Gaz naturel

€73.30

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