Designation:D5452−20AnAmericanNationalStandardDesignation:423/97StandardTestMethodforParticulateContaminationinAviationFuelsbyLaboratoryFiltration1ThisstandardisissuedunderthefixeddesignationD5452;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.1.Scope*1.1Thistestmethodcoversthegravimetricdeterminationbyfiltrationofparticulatecontaminantinasampleofaviationturbinefueldeliveredtoalaboratory.1.1.1Thesampleisfilteredthroughatestmembraneandacontrolmembraneusingvacuum.Themasschangedifferenceidentifiesthecontaminantlevelperunitvolume.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,see4.2,7.3,7.5,11.2,andX1.7.2.Beforeusingthisstandard,refertosupplier’ssafetylabels,materialsafetydatasheets,andtechnicalliterature.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D56TestMethodforFlashPointbyTagClosedCupTesterD93TestMethodsforFlashPointbyPensky-MartensClosedCupTesterD1193SpecificationforReagentWaterD1535PracticeforSpecifyingColorbytheMunsellSystemD2244PracticeforCalculationofColorTolerancesandColorDifferencesfromInstrumentallyMeasuredColorCoordinatesD2276TestMethodforParticulateContaminantinAv...
