Designation:D1574−22StandardTestMethodforExtractableMatterinWoolandOtherAnimalFibers1ThisstandardisissuedunderthefixeddesignationD1574;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversthedeterminationoftheamountofextractablematterinsamplesofallformsofwool,exceptgreasewool,thatisextractablewithanon-flammablevapordegreasingandcleaningsolvent.1.2Thistestmethoddoesnotcoverthedeterminationoftheamountsofdifferentcomponentsintheextractedmatternortheiridentification.1.3Thistestmethodissuitableforusewithotheranimalfibers.NOTE1—ThedeterminationofextractablematterinyarnsandinfeltsiscoveredinTestMethodsD2257andD461.Forthedeterminationofalcohol-extractablematterinoven-dryscouredwool,refertoTestMeth-odsD584andD1334.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesafterSIunitsareprovidedforinformationonlyandarenotconsideredstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.See5.4andNote3.1.6Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D123TerminologyRelatingtoTextilesD461TestMethodsforFelt(Withdrawn2003)3D584TestMethodforWoolContentofRawWool—LaboratoryScaleD1334TestMethodforWoolContentofRawWool—CommercialScaleD2257TestMethodforExtractableMatterinTextilesD2462TestMethodforMoistureinWoolbyDistillationWithToluene(Withdrawn2022)3D48...
