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ISO 3733:1999PublishedPetroleum products and bituminous materials — Determination of water — Distillation methodISO 3771:2011PublishedPetroleum products — Determination of base number — Perchloric acid potentiometric titration methodISO 3837:1993PublishedLiquid petroleum products — Determination of hydrocarbon types — Fluorescent indicator adsorption methodISO 3838:2004PublishedCrude petroleum and liquid or solid petroleum products — Determination of density or relative density — Capillary-stoppered pyknometer and graduated bicapillary pyknometer methodsISO 3839:1996PublishedPetroleum products — Determination of bromine number of distillates and aliphatic olefins — Electrometric methodISO 3924:2019PublishedPetroleum products — Determination of boiling range distribution — Gas chromatography methodISO 3993:1984PublishedLiquefied petroleum gas and light hydrocarbons — Determination of density or relative density — Pressure hydrometer methodISO 4259-1:2026PublishedPetroleum and related products — Precision of measurement methods and results — Part 1: Determination of precision data in relation to methods of testISO 4259-2:2026PublishedPetroleum and related products — Precision of measurement methods and results — Part 2: Interpretation and application of precision data in relation to methods of testISO 4259-5:2023PublishedPetroleum and related products — Precision of measurement methods and results — Part 5: Statistical assessment of agreement between two different measurement methods that claim to measure the same propertyISO 4259-4:2021PublishedPetroleum and related products — Precision of measurement methods and results — Part 4: Use of statistical control charts to validate 'in-statistical-control' status for the execution of a standard test method in a single laboratoryISO 4259-3:2020PublishedPetroleum and related products — Precision of measurement methods and results — Part 3: Monitoring and verification of published precision data in relation to methods of testISO 4262:1993PublishedPetroleum products — Determination of carbon residue — Ramsbottom methodISO 5275:2003PublishedPetroleum products and hydrocarbon solvents - Detection of thiols and other sulfur species — Doctor testISO 5661:1983PublishedPetroleum products — Hydrocarbon liquids — Determination of refractive indexISO 6245:2001PublishedPetroleum products — Determination of ashISO 6293-2:1998PublishedPetroleum products — Determination of saponification number — Part 2: Potentiometric titration methodISO 6293-1:1996PublishedPetroleum products — Determination of saponification number — Part 1: Colour-indicator titration methodISO 6296:2000PublishedPetroleum products — Determination of water — Potentiometric Karl Fischer titration methodISO 6614:1994PublishedPetroleum products — Determination of water separability of petroleum oils and synthetic fluidsISO 6615:1993PublishedPetroleum products — Determination of carbon residue — Conradson methodISO 6618:1997PublishedPetroleum products and lubricants — Determination of acid or base number — Colour-indicator titration methodISO 6619:1988PublishedPetroleum products and lubricants — Neutralization number — Potentiometric titration methodISO 7120:1987PublishedPetroleum products and lubricants — Petroleum oils and other fluids — Determination of rust-preventing characteristics in the presence of waterISO 7537:1997PublishedPetroleum products — Determination of acid number — Semi-micro colour-indicator titration method