Designation:D6374−12StandardTestMethodforVolatileMatterinGreenPetroleumCokeQuartzCrucibleProcedure1ThisstandardisissuedunderthefixeddesignationD6374;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thistestmethodcoversthedeterminationofthevolatilematterproducedbypyrolysisorevolvedwhenpetroleumcokeissubjectedtothespecificconditionsofthetestmethod.1.2Theinterlaboratorystudyforprecisioncoveredmateri-alswithavolatilematterconcentrationrangingfromabout8to16%.1.3Sampleshavingathermalhistoryabove600°Careexcluded.1.4Thistestmethodisempiricalandrequirestheentiretestproceduretobecloselyfollowedtoensurethatresultsfromdifferentlaboratorieswillbecomparable.1.5Thistestmethodisnotsatisfactoryfordeterminingde-dustingmaterialcontent.1.6ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheusertoestablishappropriatesafetyandhealthpracticesandtodeterminetheapplicabilityofregula-torylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2E11SpecificationforWovenWireTestSieveClothandTestSievesE220TestMethodforCalibrationofThermocouplesByComparisonTechniques3.Terminology3.1DefinitionsofTermsSpecifictoThisStandard:3.1.1analysissample,n—thereducedanddividedrepresen-tativeportionofthebulksample,preparedforuseinthelaboratory.3.1.2analysistime,n—periodtestsamplesareplacedinthefurnace,asdeterminedinSection9(5to10min).3.1.3bulksample,n—thereducedanddividedrepresenta-tiveportionofthegrosssampleaspreparedforshipmenttoandreceivedbyalaboratory,tobepreparedforanalysis.3.1.4greenpetroleumcoke,n—sameasrawpetroleumcoke3.1.5grosssample,n—theoriginal,uncrushed,representa-tiveportiontakenfromashipmentorlotofcoke.3.1.6...
