ISO 14853-2005 塑料.含水系统中塑料材料富氧菌生物降解性的测定.生物气产生的测量方法
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【英文标准名称】:Plastics-Determinationoftheultimateanaerobicbiodegradationofplasticmaterialsinanaqueoussystem-Methodbymeasurementofbiogasproduction
【原文标准名称】:塑料.含水系统中塑料材料富氧菌生物降解性的测定.生物气产生的测量方法
【标准号】:ISO14853-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-02
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:材料;生物降解能力;堆肥处理(废弃物);定义;厌气菌;塑料;含水的;降解能力;试验;生物气;测定
【英文主题词】:Anaerobicbacteria;Aqueous;Biodegradability;Biogases;Composting(waste);Definition;Definitions;Degradability;Determination;Materials;Plastics;Testing
【摘要】:ThisInternationalStandardspecifiesamethodforthedeterminationoftheultimateanaerobicbiodegradabilityofplasticsbyanaerobicmicroorganisms.TheconditionsdescribedinthisInternationalStandarddonotnecessarilycorrespondtotheoptimumconditionsforthemaximumdegreeofbiodegradationtooccur.Thetestcallsforexposureofthetestmaterialtosludgeforaperiodofupto60days,whichislongerthanthenormalsludgeretentiontime(25to30days)inanaerobicdigesters,thoughdigestersatindustrialsitescanhavemuchlongerretentiontimes.Themethodappliestothefollowingmaterials:—Naturaland/orsyntheticpolymers,copolymersormixturesthereof;—Plasticmaterialswhichcontainadditivessuchasplasticizers,colorantsorothercompounds;—Water-solublepolymers;—Materialswhich,underthetestconditions,donotinhibitthemicroorganismspresentintheinoculum.Inhibitoryeffectscanbedeterminedusinganinhibitioncontrolorbyanotherappropriatemethod(seee.g.ISO13641).Ifthetestmaterialisinhibitorytotheinoculum,alowertestconcentration,anotherinoculumorapre-exposedinoculumcanbeused.
【中国标准分类号】:G31
【国际标准分类号】:13_060_70;83_080_01
【页数】:28P;A4
【正文语种】:英语
【原文标准名称】:塑料.含水系统中塑料材料富氧菌生物降解性的测定.生物气产生的测量方法
【标准号】:ISO14853-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-02
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:材料;生物降解能力;堆肥处理(废弃物);定义;厌气菌;塑料;含水的;降解能力;试验;生物气;测定
【英文主题词】:Anaerobicbacteria;Aqueous;Biodegradability;Biogases;Composting(waste);Definition;Definitions;Degradability;Determination;Materials;Plastics;Testing
【摘要】:ThisInternationalStandardspecifiesamethodforthedeterminationoftheultimateanaerobicbiodegradabilityofplasticsbyanaerobicmicroorganisms.TheconditionsdescribedinthisInternationalStandarddonotnecessarilycorrespondtotheoptimumconditionsforthemaximumdegreeofbiodegradationtooccur.Thetestcallsforexposureofthetestmaterialtosludgeforaperiodofupto60days,whichislongerthanthenormalsludgeretentiontime(25to30days)inanaerobicdigesters,thoughdigestersatindustrialsitescanhavemuchlongerretentiontimes.Themethodappliestothefollowingmaterials:—Naturaland/orsyntheticpolymers,copolymersormixturesthereof;—Plasticmaterialswhichcontainadditivessuchasplasticizers,colorantsorothercompounds;—Water-solublepolymers;—Materialswhich,underthetestconditions,donotinhibitthemicroorganismspresentintheinoculum.Inhibitoryeffectscanbedeterminedusinganinhibitioncontrolorbyanotherappropriatemethod(seee.g.ISO13641).Ifthetestmaterialisinhibitorytotheinoculum,alowertestconcentration,anotherinoculumorapre-exposedinoculumcanbeused.
【中国标准分类号】:G31
【国际标准分类号】:13_060_70;83_080_01
【页数】:28P;A4
【正文语种】:英语
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