BS EN 13368-2-2001 肥料.用离子色谱测定肥料中的鏊合剂.EDDHA,EDDHMA
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【英文标准名称】:Fertilizers-Determinationofchelatingagentsinfertilizersbyionchromatography-EDDHAandEDDHMA
【原文标准名称】:肥料.用离子色谱测定肥料中的鏊合剂.EDDHA,EDDHMA
【标准号】:BSEN13368-2-2001
【标准状态】:作废
【国别】:英国
【发布日期】:2001-05-15
【实施或试行日期】:2001-05-15
【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】:液相色谱法;色谱法;螯合剂;离子交换色谱法;肥料;化学试剂;化学分析和试验;含量测定
【英文主题词】:Chelatingagents;Chromatography;Cobalt;Copper;Determination;Determinationprocedures;Fertilizers;Ion-exchangechromatography;Iron;Manganese;Soilimprovingmaterials;Testing;Zinc
【摘要】:Thismethoddescribestheprocedurefortheionchromatographicdeterminationofthetotalamountofeachoftheindividualortho-orthoisomerofthechelatingagentsEDDHAandEDDHMAinfertilizerscontainingoneorbothofthesesubstances.Themethodallowstheidentificationandthedeterminationofthetotalwatersolublefractionofeachofthesechelatingagents.Itdoesnotallowtodistinguishbetweenthefreeformandthemetalboundformofthechelatingagents.NOTE1EDDHAandEDDHMAareabbreviationsusedinthisstandardforthesakeofsimplicity.ForcompletenamesseeannexA.NOTE2ThesubstancesEDDHAandEDDHMAexistunderseveraldifferentisomericforms.Positionalisomers(ortho,meta,andparaforms)aswellasstereoisomers(mesoanddlforms)areknown.Thismethodappliestofertilizerscontainingchelatesofoneormoreofthefollowingmicro-nutrients:cobalt,copper,iron,manganese,zincandwithamassfractionofatleast0,1%.NOTE3Atpresent,analyticallypurestandardsonlyexistforortho-orthoEDDHA.Allothersubstancesbeingunavailableasastandard,theinfluenceoftheireventualpresenceinthesamples(withrespecttothesensitivityandtheselectivityofthismethod)hasnotbeenstudied.ForEDDHMA,themethodhasbeendevelopedwithsamplesofironEDDHMAofuncertainpurityandcomposition,anystandardproductbeingunavailable.NOTE4Inthechromatographicconditionsofthismethod,thestereoisomersofEDDHAandEDDHMAareelutingtogetherasasinglepeak.Usinganeluentwithalowerexchangestrength,themesoandthedlformsofEDDHAandEDDHMAcanbeseparated.
【中国标准分类号】:B13
【国际标准分类号】:65_080
【页数】:14P.;A4
【正文语种】:英语
【原文标准名称】:肥料.用离子色谱测定肥料中的鏊合剂.EDDHA,EDDHMA
【标准号】:BSEN13368-2-2001
【标准状态】:作废
【国别】:英国
【发布日期】:2001-05-15
【实施或试行日期】:2001-05-15
【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】:液相色谱法;色谱法;螯合剂;离子交换色谱法;肥料;化学试剂;化学分析和试验;含量测定
【英文主题词】:Chelatingagents;Chromatography;Cobalt;Copper;Determination;Determinationprocedures;Fertilizers;Ion-exchangechromatography;Iron;Manganese;Soilimprovingmaterials;Testing;Zinc
【摘要】:Thismethoddescribestheprocedurefortheionchromatographicdeterminationofthetotalamountofeachoftheindividualortho-orthoisomerofthechelatingagentsEDDHAandEDDHMAinfertilizerscontainingoneorbothofthesesubstances.Themethodallowstheidentificationandthedeterminationofthetotalwatersolublefractionofeachofthesechelatingagents.Itdoesnotallowtodistinguishbetweenthefreeformandthemetalboundformofthechelatingagents.NOTE1EDDHAandEDDHMAareabbreviationsusedinthisstandardforthesakeofsimplicity.ForcompletenamesseeannexA.NOTE2ThesubstancesEDDHAandEDDHMAexistunderseveraldifferentisomericforms.Positionalisomers(ortho,meta,andparaforms)aswellasstereoisomers(mesoanddlforms)areknown.Thismethodappliestofertilizerscontainingchelatesofoneormoreofthefollowingmicro-nutrients:cobalt,copper,iron,manganese,zincandwithamassfractionofatleast0,1%.NOTE3Atpresent,analyticallypurestandardsonlyexistforortho-orthoEDDHA.Allothersubstancesbeingunavailableasastandard,theinfluenceoftheireventualpresenceinthesamples(withrespecttothesensitivityandtheselectivityofthismethod)hasnotbeenstudied.ForEDDHMA,themethodhasbeendevelopedwithsamplesofironEDDHMAofuncertainpurityandcomposition,anystandardproductbeingunavailable.NOTE4Inthechromatographicconditionsofthismethod,thestereoisomersofEDDHAandEDDHMAareelutingtogetherasasinglepeak.Usinganeluentwithalowerexchangestrength,themesoandthedlformsofEDDHAandEDDHMAcanbeseparated.
【中国标准分类号】:B13
【国际标准分类号】:65_080
【页数】:14P.;A4
【正文语种】:英语
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