Designation:D5354−95(Reapproved2020)StandardTestMethodforDeterminationofTotalActiveIngredientsinSulfonatedandSulfatedOils1ThisstandardisissuedunderthefixeddesignationD5354;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversthedeterminationofthetotalactiveingredientsinasampleofsulfonatedorsulfatedoil,orboth,asitexistsintheoriginalsamplebyextractingtheundecomposedsulfonatedorsulfatedfatandotherfattymatteroveranacidifiedconcentratedsaltsolution.Freealkalioralkaliboundassoapisnotincluded.ThistestmethodwasderivedfromTestMethodsD500.NOTE1—Inthecaseofsulfatedoilsonly,thisdeterminationmayalsobeestimatedbycalculation(see6.3),asitisequivalenttothesumofthedesulfatedfattymatterandneutralizedorganicallycombinedsulfuricanhydride.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D500TestMethodsofChemicalAnalysisofSulfonatedandSulfatedOils3.SignificanceandUse3.1Thistestmethodisintendedforthedeterminationofthetotalactiveingredientscontainedinsulfonatedandsulfatedoils.Freealkaliandalkalinesoapsareexcluded.4.Reagents4.1EthylEther.4.2MethylOrangeIndicatorSolution(1g/L)—Dissolve0.1gofmethylorangein100mLofwater.4.3SodiumChlorid...
