DIN EN ISO 14855-2-2009 在控制复合条件下塑料材料极端好气菌生物降解性和非集合性的测定.第2部分:实验室规模试验中释放二氧化碳的比重测量ISO

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【英文标准名称】:Determinationoftheultimateaerobicbiodegradabilityofplasticmaterialsundercontrolledcompostingconditions-Methodbyanalysisofevolvedcarbondioxide-Part2:Gravimetricmeasurementofcarbondioxideevolvedinalaboratory-scaletest(ISO14
【原文标准名称】:在控制复合条件下塑料材料极端好气菌生物降解性和非集合性的测定.第2部分:实验室规模试验中释放二氧化碳的比重测量ISO
【标准号】:DINENISO14855-2-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-10-01
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Aerobicbacteria;Analysis;Biodegradability;Carbon;Carbondioxide;Chemicalanalysisandtesting;Composting(waste);Decomposition;Definitions;Gravimetric;Laboratorytesting;Mathematicalcalculations;Measurement;Measuringtechniques;Organiccompounds;Plastics;Pollutioncontrol;Procedures;Testing;Wastes
【摘要】:ThispartofISO14855specifiesamethodfordeterminingtheultimateaerobicbiodegradabilityofplasticmaterialsundercontrolledcompostingconditionsbygravimetricmeasurementoftheamountofcarbondioxideevolved.Themethodisdesignedtoyieldanoptimumrateofbiodegradationbyadjustingthehumidity,aerationandtemperatureofthecompastingvessel.Themethodappliestothefollowingmaterials:--naturaland/orsyntheticpolymersandcopolymers,andmixturesofthese;--plasticmaterialsthatcontainadditivessuchasplasticizersorcolorants;--water-solublepolymers;--materialsthat,underthetestconditions,donotinhibittheactivityofmicro-organismspresentintheinoculum.Ifthetestmaterialinhibitsmicro-organismsintheinoculum,anothertypeofmaturecompostorpre-exposurecompostcanbeused.
【中国标准分类号】:G31
【国际标准分类号】:13_030_99;83_080_01
【页数】:21P.;A4
【正文语种】:英语