【英文标准名称】:Hotrolledproductsofstructuralsteels-Part3:Technicaldeliveryconditionsfornormalized/normalizedrolledweldablefinegrainstructuralsteels;GermanversionEN10025-3:2004
【原文标准名称】:结构钢制热轧产品.第3部分:正火/正火轧制可焊细粒结构钢交货技术条件
【标准号】:EN10025-3-2004
【标准状态】:现行
【国别】:
【发布日期】:2005-02
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:质量(物质);规范(验收);验收规范;分类系统;定义;钢产品;分类;施工材料;钢;试验;热轧的;检验;建筑;名称与符号;结构钢;密度;精整;可焊性;验收检验;尺寸;特性;机械性能;交货条件;材料的机械性能;等级;正火;可焊接的;正火的;非合金钢;作标记;化学成分;生产工艺;细晶粒结构钢;顺序示度
【英文主题词】:Acceptanceinspection;Acceptancespecification;Chemicalcomposition;Classification;Classificationsystems;Construction;Constructionmaterials;Definition;Definitions;Deliveryconditions;Density;Designations;Dimensions;Fine-grainstructuralsteels;Finishes;Grades;Hotrolled;Inspection;Longproducts;Manufacturingprocess;Marking;Mass;Mechanicalproperties;Mechanicalpropertiesofmaterials;Normalize;Normalized;Orderindications;Properties;Specification(approval);Steelproducts;Steels;Structuralsteels;Testing;Unalloyedsteels;Weldability;Weldable
【摘要】:
【中国标准分类号】:H44
【国际标准分类号】:77_140_10;77_140_50
【页数】:25P.;A4
【正文语种】:英语


【英文标准名称】:Waterquality-Determinationofdalapon,trichloroaceticacidandselectedhaloaceticacids-Methodusinggaschromatography(GC-ECDand/orGCMSdetection)afterliquid-liquidextractionandderivatization
【原文标准名称】:水质.对茅草枯、三氯乙酸和选定的含卤素醋酸的测定.液-液萃取和衍生后的气相色谱法(GC-ECD和/或GC-MS检测法)
【标准号】:BSENISO23631-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-03-31
【实施或试行日期】:2006-03-31
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:分析;校正;化学分析和试验;水化学;衍生;含量测定;污泥检验;废水检验;萃取;气相色谱法;气相色谱仪;地下水;卤素醋酸;解释;质谱学;饮用水;抽样方法;污水;污泥;标准方法;物质;地表水;游泳池水;试验设备;测试;水;水质分析;水常规;水质;水质试验
【英文主题词】:Analysis;Calibration;Chemicalanalysisandtesting;Chemistryofwater;Derivatization;Determinationofcontent;Examinationofsludge;Examinationofwastewater;Extraction;Gaschromatography;Gas-phasechromatograph;Groundwater;Halogenaceticacid;Interpretations;Massspectrometry;Potablewater;Samplingmethods;Sewage;Sludge;Standardmethods;Substances;Surfacewater;Swimmingpoolwater;Testequipment;Testing;Water;Wateranalysis;Waterpractice;Waterquality;Watertesting
【摘要】:ThisInternationalStandardspecifiesamethodforthedeterminationofdalapon,trichloroaceticacid(TCA)andselectedhaloaceticacids(seeTable1)ingroundwateranddrinkingwaterbygaschromatography(GC-ECDand/orGC-MSdetection)afterliquid-liquid-extractionandderivatizationusingdiazomethane.Dependingonthematrix,themethodisapplicabletoaconcentrationrangefrom0,5μg/lto10μg/l.ThevalidatedreportinglimitofTCAanddalaponisabout0,05μg/l(seeTableC.1).Detectionbyelectron-capturedetector(ECD)ingeneralleadstolowerdetectionlimits.Detectionbymassspectrometry(MS)allowsanalyteidentification.ThismethodmaybeapplicableaswelltocompoundsnotmentionedinTable1ortoothertypesofwater.However,itisnecessarytoverifytheapplicabilityofthismethodforthesespecialcases.
【中国标准分类号】:Z16
【国际标准分类号】:13_060_50
【页数】:36P.;A4
【正文语种】:英语