Designation:D6069–01StandardTestMethodforTraceNitrogeninAromaticHydrocarbonsbyOxidativeCombustionandReducedPressureChemiluminescenceDetection1ThisstandardisissuedunderthefixeddesignationD6069;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(e)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thistestmethodcoversthedeterminationoftotalnitrogen(organicandinorganic)inaromatichydrocarbons,theirderivativesandrelatedchemicals.1.2Thistestmethodisapplicableforsamplescontainingnitrogenfrom0.2to2mgN/kg.Forhighernitrogenconcen-trationsrefertoTestMethodD4629.1.2.1Thedetectorresponseofthistechniquewithinthespecifiedscopeofthistestmethodislinearwithnitrogenconcentration.1.3Thefollowingappliestoallspecifiedlimitsinthistestmethod:forpurposesofdeterminingconformancewiththistestmethod,anobservedvalueoracalculatedvalueshallberoundedoff“tothenearestunit”inthelastright-handdigitusedinexpressingthespecificationlimit,inaccordancewiththerounding-offmethodofPracticeE29.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.Forspecifichazardstatements,seeSection9.2.ReferencedDocuments2.1ASTMStandards:D1555TestMethodforCalculationofVolumeandWeightofIndustrialAromaticHydrocarbons2D3437PracticeforSamplingandHandlingLiquidCyclicProducts2D4629TestMethodforOrganicallyBoundTraceNitrogeninLiquidPetroleumHydrocarbonsBySyringe/InletOxi-dativeCombustionandChemiluminescenceDetection3E29PracticeforUsingSignificantDigitsinTestDatatoDetermineConformancewithSpecifications4E691PracticeforConductinganInterlaboratoryStudytoDeterminethePrecisionofaTestMethod42.2OtherDocuments:OSHARegulations,29CFR,paragraphs1910.1000and1910.120053.Terminology3.1Definitions:3....
