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ISO 4256:1996PublishedLiquefied petroleum gases — Determination of gauge vapour pressure — LPG methodInternational Standard · Published 17 Oct 1996 · ISO/TC 28ISO 4257:2001PublishedLiquefied petroleum gases — Method of samplingInternational Standard · Published 19 Jul 2001 · ISO/TC 28/SC 2ISO 6251:1996PublishedLiquefied petroleum gases — Corrosiveness to copper — Copper strip testInternational Standard · Published 7 Nov 1996 · ISO/TC 28ISO 7941:1988PublishedCommercial propane and butane — Analysis by gas chromatographyInternational Standard · Published 28 Jul 1988 · ISO/TC 28ISO 8216-3:1987PublishedPetroleum products — Fuels (class F) — Classification — Part 3: Family L (Liquefied petroleum gases)International Standard · Published 26 Mar 1987 · ISO/TC 28/SC 4ISO 8819:1993PublishedLiquefied petroleum gases — Detection of hydrogen sulfide — Lead acetate methodInternational Standard · Published 30 Sep 1993 · ISO/TC 28ISO 8973:1997PublishedLiquefied petroleum gases — Calculation method for density and vapour pressureInternational Standard · Published 17 Jul 1997 · ISO/TC 28ISO 9162:2013PublishedPetroleum products — Fuels (class F) — Liquefied petroleum gases — SpecificationsInternational Standard · Published 22 Jul 2013 · ISO/TC 28/SC 4ISO 13757:1996PublishedLiquefied petroleum gases — Determination of oily residues — High-temperature methodInternational Standard · Published 11 Jul 1996 · ISO/TC 28ISO 13758:1996PublishedLiquefied petroleum gases — Assessment of the dryness of propane — Valve freeze methodInternational Standard · Published 12 Dec 1996 · ISO/TC 28ISO 20846:2026PublishedPetroleum and related products — Determination of sulfur content of automotive fuels — Ultraviolet fluorescence methodInternational Standard · Published 10 Jul 2026 · ISO/TC 28ISO 20847:2004PublishedPetroleum products — Determination of sulfur content of automotive fuels — Energy-dispersive X-ray fluorescence spectrometryInternational Standard · Published 8 Mar 2004 · ISO/TC 28ISO 20884:2019PublishedPetroleum products — Determination of sulfur content of automotive fuels — Wavelength-dispersive X-ray fluorescence spectrometryInternational Standard · Published 9 Aug 2019 · ISO/TC 28ISO/TS 21343:2025PublishedOil and gas industries including lower carbon energy — Fuel ammonia —Requirements and guidance for boilers for power generationTechnical Specification · Published 14 Jan 2025 · ISO/TC 67ISO 23306:2020PublishedSpecification of liquefied natural gas as a fuel for marine applicationsInternational Standard · Published 23 Oct 2020 · ISO/TC 28/SC 4ISO/TS 26762:2025PublishedDesign and operation of allocation systems used in gas productions facilitiesTechnical Specification · Published 21 Apr 2025 · ISO/TC 193/SC 3ISO 4256:1978WithdrawnLiquefied petroleum gases — Determination of vapour pressure — LPG methodInternational Standard · Published 1 Nov 1978 · ISO/TC 28ISO 4257:1988WithdrawnLiquefied petroleum gases — Method of samplingInternational Standard · Published 29 Dec 1988 · ISO/TC 28/SC 2ISO 6251:1982WithdrawnLiquefied petroleum gases — Corrosiveness to copper — Copper strip testInternational Standard · Published 1 Aug 1982 · ISO/TC 28ISO 8819:1987WithdrawnLiquified petroleum gases — Detection of hydrogen sulfide — Lead acetate methodInternational Standard · Published 15 Oct 1987 · ISO/TC 28ISO 9162:1989WithdrawnPetroleum products — Fuels (class F) — Liquefied petroleum gases — SpecificationsInternational Standard · Published 2 Nov 1989 · ISO/TC 28/SC 4ISO 20846:2019WithdrawnPetroleum products — Determination of sulfur content of automotive fuels — Ultraviolet fluorescence methodInternational Standard · Published 8 Aug 2019 · ISO/TC 28ISO 20846:2011WithdrawnPetroleum products — Determination of sulfur content of automotive fuels — Ultraviolet fluorescence methodInternational Standard · Published 22 Sep 2011 · ISO/TC 28ISO 20846:2004WithdrawnPetroleum products — Determination of sulfur content of automotive fuels — Ultraviolet fluorescence methodInternational Standard · Published 9 Mar 2004 · ISO/TC 28ISO 20884:2011WithdrawnPetroleum products — Determination of sulfur content of automotive fuels — Wavelength-dispersive X-ray fluorescence spectrometryInternational Standard · Published 7 Apr 2011 · ISO/TC 28