Designation:D5404/D5404M−21StandardPracticeforRecoveryofAsphaltBinderfromSolutionUsingtheRotaryEvaporator1ThisstandardisissuedunderthefixeddesignationD5404/D5404M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thispracticeisintendedtorecoverasphaltfromasolventusingtherotaryevaporatortoensurethatchangesintheasphaltpropertiesduringtherecoveryprocessaremini-mized.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththestandard.1.2.1ResidualpressuremeasurementsareshowninboththeSIunitofkPaandthecommonlyusednon-standardequivalentunitof“mmofHg.”1.2.2MeasurementsofvolumeandmassareonlygiveninSIunitsbecausetheyaretheonlyunitstypicallyusedinpracticewhenperformingthisstandardpractice.1.3Thetextofthisstandardreferencesnotesandfootnoteswhichprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthestandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.1.5Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D92TestMethodforFlashandFirePointsbyClevelandOpenCupTesterD1856TestMethodforRecoveryofAsphaltfromSolutionbyAbsonMethodD2939T...
