ISO 15587-1-2002 水质.测定水中所选元素的发酵作用.第1部分:王水发酵作用

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【英文标准名称】:Waterquality-Digestionforthedeterminationofselectedelementsinwater-Part1:Aquaregiadigestion
【原文标准名称】:水质.测定水中所选元素的发酵作用.第1部分:王水发酵作用
【标准号】:ISO15587-1-2002
【标准状态】:现行
【国别】:国际
【发布日期】:2002-03
【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/TC147
【标准类型】:()
【标准水平】:()
【中文主题词】:分解;分析;含量测定;化学分析和试验;氧化法;盐酸;水质;硝酸;发酵作用;水常规;痕量元素;王水;酸混合物;含量;水常规(实验);测试;水;发酵方法;定义;分解法;酸;水质试验;水化学
【英文主题词】:Acidmixtures;Acids;Analysis;Aquaregia;Chemicalanalysisandtesting;Chemistryofwater;Content;Definitions;Determinationofcontent;Digestion;Digestionmethod;Disintegration;Disintegrationmethod;Hydrochloricacid;Nitricacid;Oxidationmethods;Testing;Traceelements;Water;Waterpractice;Waterquality;Watertesting
【摘要】:ThispartofISO15587specifiesamethodforextractingtraceelementsfromawatersampleusingaquaregiaasadigestionagent.Themethodisapplicabletoalltypesofwaterswithasuspendedsolidsmassconcentrationoflessthan20g/landamassconcentrationoftotalorganiccarbon(TOC)expressedascarbonoflessthan5g/l.Theaquaregiadigestionmethodisempiricalanditmightnotreleaseelementscompletely.However,formostenvironmentalapplications,theresultisfitforpurpose.Aquaregiadigestionissuitableforthereleaseof:Ag,Al,As,B,Ba,Be,Ca,Cd,Co,Cr,Cu,Fe,Hg,K,Mg,Mn,Mo,Na,Ni,P,Pb,Sb,Se,Sn,Sr,Tl,V,Zn.ItisnotsuitableforthedigestionofrefractorycompoundssuchasSiO2,TiO2andAI2O3.Thepresenceofchlorideinthedigestionsolutionmaylimittheapplicationofanalyticaltechniques.Themethodisgenericandmaybeimplementedusingawidevarietyofequipmentprovided—thedigestioncompositionisunchanged,—thedigestiontemperatureisknown,and—thedigestiondurationisinaccordancewiththistemperature.
【中国标准分类号】:Z16
【国际标准分类号】:13_060_50
【页数】:18P.;A4
【正文语种】:英语


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Product Code:SAE AMS3901/3
Title:Yarn, Organic Fiber (Para-Aramid), High Modulus OY 390 (2689)/25.5 Tensile Strength 16.5 (114)/900 Tensile Modulus 1140 Denier, 0.6% Finish
Issuing Committee:Ams P Polymeric Materials Committee
Scope:Product Code:SAE AS21151
Title:Bearing, Ball, Rod End, Double Row, Precision, External Thread, Self-Aligning, Airframe, Type II, -65掳 to 300掳 F
Issuing Committee:Acbg Airframe Control Bearings Group Committee
Scope:No scope available.