Designation:D2741–95(Reapproved2005)StandardTestMethodforSusceptibilityofPolyethyleneBottlestoSootAccumulation1ThisstandardisissuedunderthefixeddesignationD2741;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(e)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodcoversthedeterminationoftherelativesusceptibilityofpolyethylenebottlestosootaccumulation.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesareforinformationonly.NOTE1—ThereisnosimilarorequivalentISOstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.Specificprecau-tionarystatementsaregiveninSection8andNote7.2.ReferencedDocuments2.1ASTMStandards:2D618PracticeforConditioningPlasticsforTestingD883TerminologyRelatingtoPlasticsE104PracticeforMaintainingConstantRelativeHumiditybyMeansofAqueousSolutions3.Terminology3.1Definitions:3.1.1StandarddefinitionsforplasticsastheyappearinTerminologyD883shallapply.3.1.2soot—thefinelydividedcarbonrichparticlesresultingfromincompletecombustionofanorganicmaterial.4.SummaryofTestMethod4.1Anelectrostaticchargeisgeneratedonthebottlesur-face.Undercontrolledconditions,thechargedsamplesareexposedinachambertosootcreatedbyburningtoluene-wettedfilterpaper.Sootaccumulationisratedvisuallybycomparingtheamountofcarbonparticlesaccumulatedonthebottletothatshownonapreestablishedgradedscale.5.SignificanceandUse5.1Thistestmethodprovidesausefulmeansfordetermin-ingtherelativesusceptibilityofpolyethylenebottlestoaccu-mulatesoot.Inparticular,thistestmethodhasbeenfoundusefulinevaluatingantistaticadditivesorantistaticbottlesurfacetreatments,orboth.Experiencehasshownthatthebehaviorofbottlesinthiste...
