DIN 19738-2004 土壤质量.污染的土壤材料中有机和无机污染物的可吸收性
作者:标准资料网 时间:2024-05-15 11:50:56 浏览:9536
来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:Soilquality-Absorptionavailabilityoforganicandinorganicpollutantsfromcontaminatedsoilmaterial
【原文标准名称】:土壤质量.污染的土壤材料中有机和无机污染物的可吸收性
【标准号】:DIN19738-2004
【标准状态】:现行
【国别】:德国
【发布日期】:2004-07
【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】:定义;胃肠道;试验报告;水常规(实验);试样;危害;应力;土壤;记录;土壤组分;土壤污染物;保健;化学分析和试验;污染;抽样方法;温湿度预调节;有机污染物;有机物质;试样制备;试验;无机化合物;无机物的;污染物浓度;幼儿;土壤试验;污染物;有效性;在实验室条件下;取样;土壤采样;消化系统
【英文主题词】:Availability;Chemicalanalysisandtesting;Compositionoftheground;Contamination;Definition;Definitions;Digestivesystem;Gastrointestinaltract;Hazards;Healthprotection;Invitro;Infants;Inorganic;Inorganiccompounds;Investigations;Organicmatters;Organicpollutants;Pollutantconcentration;Pollutants;Preconditioning;Recordings;Samples;Sampling;Samplingmethods;Soilcontaminants;Soilsampling;Soiltesting;Soils;Specimenpreparation;Stress;Testing;Waterpractice
【摘要】:Thisstandardspecifiesamethodoftestingthebioaccessibilityofsubstancesincontaminatedsoilmaterialandmaterialsthatmaybeappliedtothesoilorintroducedintoit(seearticle6oftheBundesbodenschutz-gesetz.Itpermitsonlythosesubstancestobeexaminedthathaveasufficientlylowvapourpressureandarenotsubjecttoappreciablelossunderthetestconditionssetoutbelow,Furthermore,suitableanalyticalmethodsmayneedtobeusedtodetectthesubstancesorelementsinthecomplexdigestivesolutions.Inthesystemdescribedhere,themobilizationoforganicandinorganiccontaminantsfromcontaminatedmaterialwiththeaidofsyntheticdigestivejuices(gastricjuiceandintestinaljuiceand,insomecases,alsosaliva)isexaminedunderstandardized,physiologicallyrealisticconditions.Withregardtotheirmainconstituents,thecompositionofthesesolutionsisverysimilartotheaveragecompositionofhumandigestivejuiceswhentheirsecretionisstimulatedduringtheingestionoffood,Thesamplesaretreatedwithgastricjuicefortwohours,whichissimilartotheaveragetimefoodisretainedinthestomach.Followingthat,thesamplesaretreatedwithintestinaljuiceforsixhours,whichrepresentsthemaximumtimeforwhichfoodcomponentsareretainedinthesmallintestineasawhole.
【中国标准分类号】:Z18
【国际标准分类号】:13_080_10
【页数】:19P.;A4
【正文语种】:英语
【原文标准名称】:土壤质量.污染的土壤材料中有机和无机污染物的可吸收性
【标准号】:DIN19738-2004
【标准状态】:现行
【国别】:德国
【发布日期】:2004-07
【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】:定义;胃肠道;试验报告;水常规(实验);试样;危害;应力;土壤;记录;土壤组分;土壤污染物;保健;化学分析和试验;污染;抽样方法;温湿度预调节;有机污染物;有机物质;试样制备;试验;无机化合物;无机物的;污染物浓度;幼儿;土壤试验;污染物;有效性;在实验室条件下;取样;土壤采样;消化系统
【英文主题词】:Availability;Chemicalanalysisandtesting;Compositionoftheground;Contamination;Definition;Definitions;Digestivesystem;Gastrointestinaltract;Hazards;Healthprotection;Invitro;Infants;Inorganic;Inorganiccompounds;Investigations;Organicmatters;Organicpollutants;Pollutantconcentration;Pollutants;Preconditioning;Recordings;Samples;Sampling;Samplingmethods;Soilcontaminants;Soilsampling;Soiltesting;Soils;Specimenpreparation;Stress;Testing;Waterpractice
【摘要】:Thisstandardspecifiesamethodoftestingthebioaccessibilityofsubstancesincontaminatedsoilmaterialandmaterialsthatmaybeappliedtothesoilorintroducedintoit(seearticle6oftheBundesbodenschutz-gesetz.Itpermitsonlythosesubstancestobeexaminedthathaveasufficientlylowvapourpressureandarenotsubjecttoappreciablelossunderthetestconditionssetoutbelow,Furthermore,suitableanalyticalmethodsmayneedtobeusedtodetectthesubstancesorelementsinthecomplexdigestivesolutions.Inthesystemdescribedhere,themobilizationoforganicandinorganiccontaminantsfromcontaminatedmaterialwiththeaidofsyntheticdigestivejuices(gastricjuiceandintestinaljuiceand,insomecases,alsosaliva)isexaminedunderstandardized,physiologicallyrealisticconditions.Withregardtotheirmainconstituents,thecompositionofthesesolutionsisverysimilartotheaveragecompositionofhumandigestivejuiceswhentheirsecretionisstimulatedduringtheingestionoffood,Thesamplesaretreatedwithgastricjuicefortwohours,whichissimilartotheaveragetimefoodisretainedinthestomach.Followingthat,thesamplesaretreatedwithintestinaljuiceforsixhours,whichrepresentsthemaximumtimeforwhichfoodcomponentsareretainedinthesmallintestineasawhole.
【中国标准分类号】:Z18
【国际标准分类号】:13_080_10
【页数】:19P.;A4
【正文语种】:英语
下载地址: 点击此处下载
