Designation:D4142−89(Reapproved2022)StandardGuideforTestingEpoxyResins1ThisstandardisissuedunderthefixeddesignationD4142;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1ThisguidecoversmethodsfortestingepoxyresinsaslistedinTable1.Allofthemethodsweretestedbyinterlabo-ratoryparticipationinaccordancewithusualASTMguide-lines.Eachmethodspecifiesarecommendedamountofsampleforstartingaseparateanalysis,butseveraloftheprocedurescanbeconductedonthesamestartingmaterialifsodesired.Forexample,viscosity,color,anddensitycouldberunonthesamespecimen.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.3Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D445TestMethodforKinematicViscosityofTransparentandOpaqueLiquids(andCalculationofDynamicViscos-ity)D1209TestMethodforColorofClearLiquids(Platinum-CobaltScale)D1259TestMethodsforNonvolatileContentofResinSolutionsD1475TestMethodforDensityofLiquidCoatings,Inks,andRelatedProductsD1544TestMethodforColorofTransparentLiquids(Gard-nerColorScale)D1545TestMethodforViscosityofTransparentLiquidsbyBubbleTimeMethodD1639TestMethodforAcidValueofOrganicCoatingMaterials(Withdrawn2005)3D1652TestMethodforEpoxyContentofEpoxyResinsD1726TestMethodsforHydrolyzableChlorideContentofLiquidEpoxyResinsD1847TestMethodsforTotalChlorineContentofEpoxyResins(Withdrawn2007)33.Significa...
