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【英文标准名称】:Soilquality-Determinationoftotalcyanideandeasilyreleasedcyanide-Continuous-flowanalysismethod
【原文标准名称】:土质.易释放的氰化物和氰化物总含量的测定.连续流量分析法
【标准号】:ISO17380-2004
【标准状态】:现行
【国别】:国际
【发布日期】:2004-11
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC190
【标准类型】:()
【标准水平】:()
【中文主题词】:萃取分析法;氰化物;土壤组分;流量分析;含量测定;定义;试验;土壤;土壤普查;质量;测定
【英文主题词】:Analysis;Chemicalanalysisandtesting;Compositionoftheground;Cyanides;Definitions;Determination;Determinationofcontent;Extractionmethodsofanalysis;Flowanalysis;Flowmeasurements;Massconcentration;Photometric;Quality;Soilsurveys;Soils;Testing;Waterpractice
【摘要】:ThisInternationalStandardspecifiesamethodforthephotometricdeterminationofthetotalcyanideandtheeasilyreleasedcyanidemassfractioninsoilusinganautomated-distillationcontinuous-flowanalysis.TheInternationalStandardappliestoalltypesofsoilwithcyanidemassfractionsabove1mg/kgonthebasisofdrymatter,expressedonthebasisofthecyanideion.NOTESulfideconcentrationsinthesamplehigherthan40mg/kgdrymattercauseinterference.Thiseffectcanberecognizedbythesplitpeaksandasaslowdecreaseofthedetectorsignalandcanonlybepreventedbydilutingthesampleextract.
【中国标准分类号】:Z18
【国际标准分类号】:13_080_10
【页数】:15P.;A4
【正文语种】:英语