Designation:D2383−14StandardPracticeforTestingPlasticizerCompatibilityinPoly(VinylChloride)(PVC)CompoundsUnderHumidConditions1ThisstandardisissuedunderthefixeddesignationD2383;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1Thispracticedefinestheconditionsfortheexposureandqualitativeevaluationofpoly(vinylchloride)(PVC)com-poundsforplasticizercompatibilityunderhumidconditions.Changeinappearanceisusedforjudgingcompatibility.1.2Thetextofthispracticereferencesnotesandfootnotesthatprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthispractice.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.NOTE1—ThereisnoknownISOequivalenttothispractice.2.ReferencedDocuments2.1ASTMStandards:2D883TerminologyRelatingtoPlasticsD1600TerminologyforAbbreviatedTermsRelatingtoPlas-ticsD1755SpecificationforPoly(VinylChloride)ResinsE145SpecificationforGravity-ConvectionandForced-VentilationOvens3.Terminology3.1General—DefinitionsareinaccordancewithTerminol-ogyD883andabbreviationswithTerminologyD1600,unlessotherwiseindicated.4.SummaryofPractice4.1Specimensaresuspendedoverwaterinclosedcontain-ersandagedateither60°Cor80°C.Thespecimensareremovedfromthecontainersatspecifiedintervalsandtheirappearanceisratedinaccordancewith10.1andrecorded.5.SignificanceandUse5.1Thispracticeprovidesanacceleratedmethodfordeter-miningthestabilityofPVCcompoundswithrespecttoplasticizercompatibilityunderhumidconditions.5.2Thetemperaturesandhumidityemployedinthistestcanrepresentactualusecondit...
