Designation:D8130−17StandardTestMethodforDeterminationofMetalsinPurifiedTerephthalicAcid(PTA)byInductivelyCoupledPlasmaAtomicEmissionSpectrometricMethod1ThisstandardisissuedunderthefixeddesignationD8130;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversthedeterminationofmetalelementsinpurifiedterephthalicacid(PTA)byinductivelycoupledplasmaatomicemissionspectrometry(ICP-AES).ThismethodisapplicabletoPTAsamplescontainingsodium,chromium,cobalt,aluminum,titanium,potassium,magnesium,manganese,iron,nickel,molybdenumandcal-ciumover0.055mg/kg,respectively.1.2Indeterminingtheconformanceofthetestresultsusingthismethodtoapplicablespecification,resultsshallberoundedoffinaccordancewiththerounding-offmethodofPracticeE29.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,healthandenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.5Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D1193SpecificationforReagentWaterD4790TerminologyofAromaticHydrocarbonsandRelatedChemicalsD6809GuideforQualityControlandQualityAssuranceProceduresforAromaticHydrocarbonsandRelatedMa-terialsD7111TestMethodforDeterminationofTraceElementsinMiddleDistillateFuelsbyInductivelyCoupledPlasmaAtomicEmissionSpectrometry(ICP-AES)E29PracticeforUsingSignificantDigitsinTes...
