Designation:D717−86(Reapproved2020)StandardTestMethodsforAnalysisofMagnesiumSilicatePigment1ThisstandardisissuedunderthefixeddesignationD717;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thesetestmethodscovertheanalysisofmagnesiumsilicatepigment.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D234SpecificationforRawLinseedOil(Withdrawn2007)3D280TestMethodsforHygroscopicMoisture(andOtherMatterVolatileUndertheTestConditions)inPigmentsD718TestMethodsforAnalysisofAluminumSilicatePigmentD1193SpecificationforReagentWaterD1208TestMethodsforCommonPropertiesofCertainPigmentsD2448TestMethodforWater-SolubleSaltsinPigmentsbyMeasuringtheSpecificResistanceoftheLeachateofthePigmentE97MethodofTestforDirectionalReflectanceFactor,45-Deg0-Deg,ofOpaqueSpecimensbyBroad-BandFilterReflectometry(Withdrawn1991)33.SignificanceandUse3.1ThesetestmethodsmaybeusedtoconfirmthestatedSiO2,CaO,andMgOcontentofmagnesiumsilicateforqualitycontrol.4.Apparatus4.1PlatinumCrucible.4.2ElectricFurnace,capableof1200°C.5.PurityofReagents5.1Reagentgradechemicalsshallbeusedinalltests.Unlessotherwiseindicated,itisintendedthatallreagentsshallconformtothespecifications...
