【英文标准名称】:Soilquality-Determinationofexchangeableacidityinbariumchlorideextracts(ISO14254:2001);GermanversionENISO14254:2011
【原文标准名称】:土质.氯化钡提取物中可互换酸度的测定(ISO14254-2001);德文版本ENISO14254-2011
【标准号】:DINENISO14254-2011
【标准状态】:现行
【国别】:德国
【发布日期】:2011-09
【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】:Acidity;Barium;Bariumcompounds;Bases(chemical);Cationexchange;Cations;Chemicalanalysisandtesting;Chemicalsubstances;Compositionoftheground;Determination;Determinationofcontent;Exchange;Exchangecapacity;Ionexchanges;Ionexchanging;Mathematicalcalculations;pH;Quality;Saturation;Soilanalysis;Soilsurveys;Soils;Spectrometry;Testing;Waterpractice
【摘要】:ThisInternationalStandardspecifiesamethodforthedeterminationofexchangeableacidityinbariumchlorideextractsofsoilsamplesobtainedaccordingtoISO11260.Theproceduredescribedhereinmainlyconcernsthedeterminationoftotalexchangeableaciditybymeansofafixed-pHend-pointtitration(seenote).Twooptionalproceduresarealsogiven,describingrespectively,determinationsoffreeH+acidityandofaluminiumintheextracts.ThisInternationalStandardisapplicabletoalltypesofair-drysoilsampleswhichhavebeenpretreatedinaccordancewithISO11464.
【中国标准分类号】:B11
【国际标准分类号】:13_080_10
【页数】:10P.;A4
【正文语种】:英语