Designation:D4510−18StandardTestMethodforCountingPartialCleavagesinWoolandOtherAnimalFibers1ThisstandardisissuedunderthefixeddesignationD4510;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversaprocedure,usingthemicroprojector,forthecountingofpartialcleavagesinwoolandotheranimalfibers.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D123TerminologyRelatingtoTextilesD2258PracticeforSamplingYarnforTestingD2525PracticeforSamplingWoolforMoistureD4845TerminologyRelatingtoWool2.2OtherDocument:WoolProductsLabelingActof193933.Terminology3.1ForallterminologyrelatingtoD13.13,WoolandWoolFelt,refertoTerminologyD4845.3.1.1Thefollowingtermsarerelevanttothisstandard:cashmere,coarsehair,cashmerecoarsehaircontent,cashmeredown,cashmerehair.3.2Forallotherterminologyrelatedtotextiles,seeTermi-nologyD123.4.SummaryofTestMethod4.1Thistestmethoddescribesaprocedure:4.1.1Thesegmentingofvarioustestspecimensinprepara-tionfortesting,4.1.2Theprojectiononascreenofmagnifiedimagesoftherandomlysampledshortsegmentsoffiberfromthesmalltestspecimens,and4.1.3Themeasurementofthenumberofpartiallycleavedfibers.5.SignificanceandUse5.1TestMethodD4510...
