ISO 24833:2026

ISO 24833:2026

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Natural gas — Upstream area — Determination of elemental sulfur solubility by saturated dissolution method

€115.00

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ISO 24894:2026

ISO 24894:2026

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Analysis of natural gas — Determination of sulfur compounds — Determination of hydrogen sulfide by laser absorption spectroscopy

€77.00

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NBN ISO 23333:2025

NBN ISO 23333:2025

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Natural gas — Upstream area — Requirements and testing of slick water

€58.00

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BS EN ISO 17507-1:2025

BS EN ISO 17507-1:2025

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Natural gas — Calculation of methane number gaseous fuels for reciprocating internal combustion engines MNc method

€355.00

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BS EN ISO 17507-2:2025

BS EN ISO 17507-2:2025

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Natural gas — Calculation of methane number gaseous fuels for reciprocating internal combustion engines PKI method

€269.00

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NBN EN ISO 17507-1:2025

NBN EN ISO 17507-1:2025

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Natural gas - Calculation of methane number of gaseous fuels for reciprocating internal combustion engines - Part 1: MNc method (ISO 17507-1:2025)

€166.00

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NBN EN ISO 17507-2:2025

NBN EN ISO 17507-2:2025

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Natural gas - Calculation of methane number of gaseous fuels for reciprocating internal combustion engines - Part 2: PKI method (ISO 17507-2:2025)

€124.00

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ISO 17507-1:2025

ISO 17507-1:2025

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Natural gas — Calculation of methane number of gaseous fuels for reciprocating internal combustion engines Part 1: MNc method

€208.00

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ISO 17507-2:2025

ISO 17507-2:2025

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Natural gas — Calculation of methane number of gaseous fuels for reciprocating internal combustion engines Part 2: PKI method

€155.00

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ASTM D4891-25

ASTM D4891-25

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Standard Test Method for Heating Value of Gases in Natural Gas and Flare Gases Range by Stoichiometric Combustion

€65.00

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NF EN ISO 17507-2, X20-507-2PR (12/2025)

NF EN ISO 17507-2, X20-507-2PR (12/2025)

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Gaz naturel - Calcul de l'indice de méthane des combustibles gazeux pour les moteurs alternatifs à combustion interne - Partie 2: Méthode PKI

€84.50

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NF EN ISO 17507-1, X20-507-1PR (12/2025)

NF EN ISO 17507-1, X20-507-1PR (12/2025)

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Gaz naturel - Calcul de l'indice de méthane des combustibles gazeux pour les moteurs alternatifs à combustion interne - Partie 1: Méthode IMc

€106.00

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BS ISO 24835-1:2025

BS ISO 24835-1:2025

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Natural gas upstream area — Determination and calculation of shale brittleness index mineral characteristics based on X-ray diffraction method

€269.00

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ISO 24835-1:2025

ISO 24835-1:2025

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Natural gas upstream area — Determination and calculation of shale brittleness index Part 1: Determination of shale mineral characteristics based on X-ray diffraction method

€155.00

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BS ISO 24835-2:2025

BS ISO 24835-2:2025

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Natural gas upstream area — Determination and calculation of shale brittleness index mechanical characteristics based on triaxial testing method

€193.00

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