ASTM D5742-16 Standard Test Method for Determination of Butane Activity of Activated Carbon英文版

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1、Designation:D5742−16StandardTestMethodfor1DeterminationofButaneActivityofActivatedCarbonThisstandardisissuedundertheÞxeddesignationD5742;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinp

2、arenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope3.Terminology1.1Thistestmethodcoversdeterminationoftheactivation3.1Definitions—FordeÞnitionsoftermsusedinthistestlevelofactivatedcarbon.But

3、aneactivity(BA)isdeÞnedmethod,refertoTerminologyD2652.hereinastheratio(inpercent)ofthemassofbutaneadsorbed4.SummaryofTestMethodbyanactivatedcarbonsampletothemassofthesample,when4.1Anactivatedcarbonbedofknownvolumeandmassisthecarbonissaturatedwithbutaneunderthecondition

4、slistedsaturatedwithbutanevapor.Themassadsorbedatsaturationisinthistestmethod.notedandreportedasmassofbutaneperunitmassofcarbon.1.2ThevaluesstatedinSIunitsaretoberegardedas5.SignificanceandUsestandard.Nootherunitsofmeasurementareincludedinthis5.1Thebutaneactivityasdeter

5、minedbythistestmethodisstandard.ameasureoftheabilityofanactivatedcarbontoadsorbbutane1.3ThisstandarddoesnotpurporttoaddressallofthefromdryairunderspeciÞedconditions.Itisusefulforthesafetyconcerns,ifany,associatedwithitsuse.Itisthequalitycontrolandevaluationofgranularac

6、tivatedcarbons.responsibilityoftheuserofthisstandardtoestablishappro-Thebutaneactivityisanindicationofthemicroporevolumeofpriatesafetyandhealthpracticesanddeterminetheapplica-theactivatedcarbonsample.Thisactivitynumberdoesnotbilityofregulatorylimitationspriortouse.Fora

7、speciÞcnecessarilyprovideanabsoluteorrelativemeasureofthewarningstatement,see7.1.effectivenessofthetestedcarbonforotheradsorbatesoratotherconditionsofoperation.2.ReferencedDocuments5.2Thebutaneactivitytestcanbeusedasanon-ozone2.1ASTMStandards:2depletingsubstituteforthe

8、carbontetrachlorideactivitytestinD2652TerminologyRelatingtoActivatedCarbonTestMethodD3467.Fig.1showsanexperimentalcor