ASTM D5975-1996(2004) 通过测量氧消耗对堆肥的稳定性测定的标准试验方法
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【英文标准名称】:StandardTestMethodforDeterminingtheStabilityofCompostbyMeasuringOxygenConsumption
【原文标准名称】:通过测量氧消耗对堆肥的稳定性测定的标准试验方法
【标准号】:ASTMD5975-1996(2004)
【标准状态】:现行
【国别】:
【发布日期】:1996
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D34.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:氧消耗;堆肥
【英文主题词】:compost;oxygenconsumption
【摘要】:Ameasurementofcompoststabilityisneededforseveralreasons.Itaidsinassessingwhetherthecompostingprocesshasproceededsufficientlyfartoallowthefinishedcomposttobeusedforitsintendedapplication.Adifferentcompoststabilitymayberequiredfordifferentapplicationsofthecompost.Ameasurementofcompoststabilityalsoisneededtoverifywhetheracompostingplantisprocessingthewastetopreviouslyagreedlevelsofstability.Thismeasurementisusefulinthecommissioningofcompostingplantsandtheverificationofwhetherplantoperatorsaresatisfyingpermitrequirements.Thelevelofcompoststabilityalsowillindicateitspotentialtocauseodorsifthecompostisstoredwithoutaeration,aswellastheleveltowhichithasbeenhygienizedandhowsusceptiblethecompostistorenewedbacterialandpossiblepathogenicactivity.Compoststabilityisanimportantparameterwithregardtophytotoxicityandplanttoleranceofthecompost.Thedeterminationofcompoststabilitywillallowtheselectionofwellperformingcompostingtechnologies,aswellasthesafeapplicationofcompostinitsvariousmarkets.Themethodindicatesadegreeofstability,butdoesnotnecessarilyindicatethatonelevelispreferableoveranotherlevelofstability.1.1Thistestmethodcoversthestabilityofacompostsamplebymeasuringoxygenconsumptionafterexposureofthethetestcomposttoawell-stabilizedcompostundercontrolled-compostingconditionsonalaboratoryscaleinvolvingactiveaeration.Thistestmethodisdesignedtoyieldreproducibleandrepeatableresultsundercontrolledconditionsthatresembletheendoftheactivecompostingphase.Thecompostsamplesareexposedtoawell-stabilizedcompostinoculumthatispreparedfrommunicipalsolidwasteorwastesimilartothewastefromwhichthetestmaterialsarederived.Theaerobiccompostingtakesplaceinanenvironmentwheretemperature,aeration,andhumidityaremonitoredcloselyandcontrolled.1.2Thistestmethodyieldsacumulativeamountofoxygenconsumed/gofvolatilesolidsinthesamplesoverafour-dayperiod.Therateofoxygenconsumptionismonitoredaswell.1.3thistestmethodisapplicabletodifferenttypesofcompostsamplesincludingcompostsderivedfromwastes,suchasmunicipalsolidwaste,yardwaste,source-separatedorganics,biosolids,andothertypesoforganicwastesthatdonothavetoxicitylevelsthatareinhibitorytothemicroorganismspresentinaerobiccompostingsystems.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.5thereisnosimilarorequivalentISOmethod.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecifichazardstatementsaregiveninSection8.
【中国标准分类号】:B10
【国际标准分类号】:13_030_40
【页数】:7P.;A4
【正文语种】:
【原文标准名称】:通过测量氧消耗对堆肥的稳定性测定的标准试验方法
【标准号】:ASTMD5975-1996(2004)
【标准状态】:现行
【国别】:
【发布日期】:1996
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D34.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:氧消耗;堆肥
【英文主题词】:compost;oxygenconsumption
【摘要】:Ameasurementofcompoststabilityisneededforseveralreasons.Itaidsinassessingwhetherthecompostingprocesshasproceededsufficientlyfartoallowthefinishedcomposttobeusedforitsintendedapplication.Adifferentcompoststabilitymayberequiredfordifferentapplicationsofthecompost.Ameasurementofcompoststabilityalsoisneededtoverifywhetheracompostingplantisprocessingthewastetopreviouslyagreedlevelsofstability.Thismeasurementisusefulinthecommissioningofcompostingplantsandtheverificationofwhetherplantoperatorsaresatisfyingpermitrequirements.Thelevelofcompoststabilityalsowillindicateitspotentialtocauseodorsifthecompostisstoredwithoutaeration,aswellastheleveltowhichithasbeenhygienizedandhowsusceptiblethecompostistorenewedbacterialandpossiblepathogenicactivity.Compoststabilityisanimportantparameterwithregardtophytotoxicityandplanttoleranceofthecompost.Thedeterminationofcompoststabilitywillallowtheselectionofwellperformingcompostingtechnologies,aswellasthesafeapplicationofcompostinitsvariousmarkets.Themethodindicatesadegreeofstability,butdoesnotnecessarilyindicatethatonelevelispreferableoveranotherlevelofstability.1.1Thistestmethodcoversthestabilityofacompostsamplebymeasuringoxygenconsumptionafterexposureofthethetestcomposttoawell-stabilizedcompostundercontrolled-compostingconditionsonalaboratoryscaleinvolvingactiveaeration.Thistestmethodisdesignedtoyieldreproducibleandrepeatableresultsundercontrolledconditionsthatresembletheendoftheactivecompostingphase.Thecompostsamplesareexposedtoawell-stabilizedcompostinoculumthatispreparedfrommunicipalsolidwasteorwastesimilartothewastefromwhichthetestmaterialsarederived.Theaerobiccompostingtakesplaceinanenvironmentwheretemperature,aeration,andhumidityaremonitoredcloselyandcontrolled.1.2Thistestmethodyieldsacumulativeamountofoxygenconsumed/gofvolatilesolidsinthesamplesoverafour-dayperiod.Therateofoxygenconsumptionismonitoredaswell.1.3thistestmethodisapplicabletodifferenttypesofcompostsamplesincludingcompostsderivedfromwastes,suchasmunicipalsolidwaste,yardwaste,source-separatedorganics,biosolids,andothertypesoforganicwastesthatdonothavetoxicitylevelsthatareinhibitorytothemicroorganismspresentinaerobiccompostingsystems.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.5thereisnosimilarorequivalentISOmethod.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecifichazardstatementsaregiveninSection8.
【中国标准分类号】:B10
【国际标准分类号】:13_030_40
【页数】:7P.;A4
【正文语种】:
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