Designation:D3326−07(Reapproved2011)StandardPracticeforPreparationofSamplesforIdentificationofWaterborneOils1ThisstandardisissuedunderthefixeddesignationD3326;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thispracticecoversthepreparationforanalysisofwaterborneoilsrecoveredfromwater.Theidentificationisbaseduponthecomparisonofphysicalandchemicalcharac-teristicsofthewaterborneoilswithoilsfromsuspectsources.Theseoilsmaybeofpetroleumorvegetable/animalorigin,orboth.Sevenproceduresaregivenasfollows:SectionsProcedureA(forsamplesofmorethan50-mLvolumecontainingsignificantquantitiesofhydrocarbonswithboilingpointsabove280°C)8to12ProcedureB(forsamplescontainingsignificantquantitiesofhydrocarbonswithboilingpointsabove280°C)13to17ProcedureC(forwaterborneoilscontainingsignificantamountsofcomponentsboilingbelow280°Candtomixturesoftheseandhigherboilingcomponents)18to22ProcedureD(forsamplescontainingbothpetroleumandvegetable/animalderivedoils)23to27ProcedureE(forsamplesoflightcrudesandmediumdistillatefuels)28to34ProcedureF(forthinfilmsofoil-on-water)35to39ProcedureG(foroil-soakedsamples)40to441.2Proceduresfortheanalyticalexaminationofthewater-borneoilsamplesaredescribedinPracticeD3415,D3328,D3414,andD3650.Refertotheindividualoilidentificationtestmethodsforthesamplepreparationmethodofchoice.Thedeasphaltingeffectsofthesamplepreparationmethodshouldbeconsideredinselectingthebestmethods.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.SpecificcautionstatementsaregiveninSecti...
