BS 7755-3.3-1995 土质.化学方法.使用氯化钡溶液对有效阳离子交换能量和基本饱和级的测定
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【英文标准名称】:Soilquality.Chemicalmethods.Determinationofeffectivecationexchangecapacityandbasesaturationlevelusingbariumchloridesolution
【原文标准名称】:土质.化学方法.使用氯化钡溶液对有效阳离子交换能量和基本饱和级的测定
【标准号】:BS7755-3.3-1995
【标准状态】:现行
【国别】:英国
【发布日期】:1995-02-15
【实施或试行日期】:1995-02-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:钡化合物;碱;阳离子交换;阳离子;化学分析和试验;土壤组分;测定;含量测定;交换;交换能力;离子交换;pH值;质量;饱和;土壤普查;土壤;试验
【英文主题词】:Bariumcompounds;Bases(chemical);Cationexchange;Cations;Chemicalanalysisandtesting;Compositionoftheground;Determination;Determinationofcontent;Exchange;Exchangecapacity;Ionexchanging;pH;Quality;Saturation;Soilsurveys;Soils;Testing
【摘要】:ThisInternationalStandardspecifiesamethodforthedeterminationofthecationexchangecapacity(CEC)atthepHofthesoilandofthedeterminationofthecontentofexchangeablesodium,potassium,calciumandmagnesiuminsoil.ThisInternationalStandardisapplicabletoalltypesofair-driedsoilsamples;pretreatmentaccordingtoISO11464isrecommended.NOTES1Themethoddescribedsuffersfrominterferencefromcalciumascalciteorgypsuminthesample.Also,thepres-enceofanysolublesaltsgivesvaluesfortheexchangeablecationsthatarehigherthantheactualexchangeableamounts[3],[4].2MeasurementofthespecificelectricalconductivityofthesoilsamplesaccordingtoISO11265willindicateifthesoilsamplesareaffectedbysalt.note:*Seenationalforewordfordetailsoftextualerrors.
【中国标准分类号】:Z18
【国际标准分类号】:13_080_10
【页数】:18P.;A4
【正文语种】:英语
【原文标准名称】:土质.化学方法.使用氯化钡溶液对有效阳离子交换能量和基本饱和级的测定
【标准号】:BS7755-3.3-1995
【标准状态】:现行
【国别】:英国
【发布日期】:1995-02-15
【实施或试行日期】:1995-02-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:钡化合物;碱;阳离子交换;阳离子;化学分析和试验;土壤组分;测定;含量测定;交换;交换能力;离子交换;pH值;质量;饱和;土壤普查;土壤;试验
【英文主题词】:Bariumcompounds;Bases(chemical);Cationexchange;Cations;Chemicalanalysisandtesting;Compositionoftheground;Determination;Determinationofcontent;Exchange;Exchangecapacity;Ionexchanging;pH;Quality;Saturation;Soilsurveys;Soils;Testing
【摘要】:ThisInternationalStandardspecifiesamethodforthedeterminationofthecationexchangecapacity(CEC)atthepHofthesoilandofthedeterminationofthecontentofexchangeablesodium,potassium,calciumandmagnesiuminsoil.ThisInternationalStandardisapplicabletoalltypesofair-driedsoilsamples;pretreatmentaccordingtoISO11464isrecommended.NOTES1Themethoddescribedsuffersfrominterferencefromcalciumascalciteorgypsuminthesample.Also,thepres-enceofanysolublesaltsgivesvaluesfortheexchangeablecationsthatarehigherthantheactualexchangeableamounts[3],[4].2MeasurementofthespecificelectricalconductivityofthesoilsamplesaccordingtoISO11265willindicateifthesoilsamplesareaffectedbysalt.note:*Seenationalforewordfordetailsoftextualerrors.
【中国标准分类号】:Z18
【国际标准分类号】:13_080_10
【页数】:18P.;A4
【正文语种】:英语
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