Designation:D4790−20aStandardTerminologyofAromaticHydrocarbonsandRelatedChemicals1ThisstandardisissuedunderthefixeddesignationD4790;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.ReferencedDocuments1.1ASTMStandards:2D835SpecificationforRefinedBenzene-485(Withdrawn1997)3D841SpecificationforNitrationGradeTolueneD843SpecificationforNitrationGradeXyleneD846SpecificationforTen-DegreeXylene(Withdrawn1989)3D847TestMethodforAcidityofBenzene,Toluene,Xylenes,SolventNaphthas,andSimilarIndustrialAro-maticHydrocarbonsD848TestMethodforAcidWashColorofIndustrialAro-maticHydrocarbonsD1015TestMethodforFreezingPointsofHigh-PurityHydrocarbons(Withdrawn2019)3D1016TestMethodforPurityofHydrocarbonsfromFreez-ingPoints(Withdrawn2019)3D1129TerminologyRelatingtoWaterD1298TestMethodforDensity,RelativeDensity,orAPIGravityofCrudePetroleumandLiquidPetroleumProd-uctsbyHydrometerMethodD1492TestMethodforBromineIndexofAromaticHydro-carbonsbyCoulometricTitrationD1840TestMethodforNaphthaleneHydrocarbonsinAvia-tionTurbineFuelsbyUltravioletSpectrophotometryD2031TestMethodforReducingSubstancesinRefinedPyridine(Withdrawn2003)3D2121TestMethodsforPolymerContentofStyreneMono-merD2147MethodofTestforDetectionandEstimationofWater-InsolubleImpuritiesinRefinedPhenolbyCloudPointDepression(Withdrawn1979)3D2269TestMethodforEvaluationofWhiteMineralOilsbyUltravioletAbsorptionD2279MethodofTestforAcidWashColorofRefinedNaphthalene(Withdrawn1982)3D2323SpecificationforRefinedPyridine(1Degree)(With-drawn2003)3D2359SpecificationforRefinedBenzene-535D2403SpecificationforRefinedPhthalicAnhydride-1308(Withdrawn2008)3D2777PracticeforDeterminationofPrecisionandBiasofApplicableTestMethodsofCommitteeD19onWaterD2827SpecificationforStyreneMonomerD2935TestMethodforApparentDensityofIndustrialAromaticHydrocarbons(Withdrawn200...
