Designation:D4532−10StandardTestMethodforRespirableDustinWorkplaceAtmospheresUsingCycloneSamplers1ThisstandardisissuedunderthefixeddesignationD4532;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodprovidesdetailsforthedeterminationofrespirabledustconcentrationdefinedintermsofinterna-tionalconventioninarangefrom0.5to10mg/m3inworkplaceatmospheres.Specificsaregivenforsamplingandanalysisusinganyoneofanumberofcommerciallyavailablecyclonesamplers.1.2Thelimitationsonthetestmethodareaminimumweightof0.1mgofdustonthefilter,andamaximumloadingof0.3mg/m2onthefilter.Thetestmethodmaybeusedathigherloadingsiftheflowratecanbemaintainedconstant.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thistestmethodcontainsnotesthatareexplanatoryandarenotpartofthemandatoryrequirementsofthemethod.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoconsultandestablishappropriatesafetyandhealthpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D1356TerminologyRelatingtoSamplingandAnalysisofAtmospheresD3195PracticeforRotameterCalibrationD5337PracticeforFlowRateAdjustmentofPersonalSam-plingPumpsD6062GuideforPersonalSamplersofHealth-RelatedAero-solFractionsD6552PracticeforControllingandCharacterizingErrorsinWeighingCollectedAerosolsD7440PracticeforCharacterizingUncertaintyinAirQual-ityMeasurementsE1SpecificationforASTMLiquid-in-GlassThermometersE2251SpecificationforLiquid-in-GlassASTMThermom-eterswithLow-HazardPrecisionLiquids2.2OtherInternationalStandards:3ISOGUMGuidetotheExpressionofUncertaintyinMeasurement,ISOGuide98ISO7708AirQuality—ParticleSizeFractionDefinitionsfor...
