Designation:D7689−17StandardTestMethodforCloudPointofPetroleumProductsandLiquidFuels(MiniMethod)1ThisstandardisissuedunderthefixeddesignationD7689;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thistestmethodcoversthedeterminationofthecloudpointofpetroleumproducts,biodiesel,andbiodieselblendsthataretransparentinlayers40mminthickness,usinganautomaticinstrument.1.2Thistestmethodcoverstherangeofcloudpointtemperaturesfrom–50°Cto+6°C.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.1.5Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D2500TestMethodforCloudPointofPetroleumProductsandLiquidFuelsD4057PracticeforManualSamplingofPetroleumandPetroleumProductsD4177PracticeforAutomaticSamplingofPetroleumandPetroleumProductsD6708PracticeforStatisticalAssessmentandImprovementofExpectedAgreementBetweenTwoTestMethodsthatPurporttoMeasuretheSamePropertyofaMaterial2.2EnergyInstituteStandard:3IP219TestMethodforCloudPointofPetroleumProducts3.Terminology3.1Definitions:3.1.1biodiesel,n—fuelcomprisingmono-alkylestersoflong-chainfattyacidsderivedfromvegetableoilsoranimalfats,designatedB100.3.1.1.1Discussion—Biodieselistypicallyproducedbyareactionofvegetableoiloranimalfatwithanalcoholsuchasmethanolorethanolin...
