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【英文标准名称】:Waterquality;determinationofborate;spectrometricmethodusingazomethine-H
【原文标准名称】:水质硼酸盐的测定甲亚胺-H酸光度法
【标准号】:ISO9390-1990
【标准状态】:现行
【国别】:国际
【发布日期】:1990-09
【实施或试行日期】:1990-09-01
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC147
【标准类型】:()
【标准水平】:()
【中文主题词】:水;硼;含量测定;化学分析和试验;试验;光谱测定法;硼酸盐;水质;光谱学;质量
【英文主题词】:Anions;Borates;Boron;Chemicalanalysisandtesting;Determinationofcontent;Extraction;Quality;Reagentsolutions;Sewage;Sludge;Spectrometry;Spectroscopy;Standardmethods;Testing;Water;Waterquality
【摘要】:1ApplicationrangeThisInternationalStandardspecifiesaspectro-metricmethodforthedeterminationofborateinwater.Themethodisapplicabletothedetermi-nationofborateinconcentrationsbetween0,01mgand1mgofboronperlitre.Theworkingrangemaybeextendedbydilution.Thismethodisapplicabletopotablewater,andtoground,surfaceandsalinewatersthatarenotheavilypolluted.2InterferencesInterferencesareunlikelywhenanalysingdrinkingwater.Mg,Zn,Ca,Na,K,phosphate,sulfate,andnitrateareknownnottointerfere.Mn,Zr,Cr,Ti,Cu,V,Al,Be,andFemaycausehighresults.Interferencebythepresenceofcolouration,humicacid,and/orundissolvedsubstancesmaybere-movedbysuitableprocedures(e.g.destructionofthecolour,filtrationthroughacolumnTilledwithac-tivatedcarbon).
【中国标准分类号】:Z16
【国际标准分类号】:13_060_50
【页数】:4P;A4
【正文语种】:英语