【英文标准名称】:Magneticmaterials-Part3:Methodsofmeasurementofthemagneticpropertiesofmagneticsteelstripandsheetbymeansofasinglesheettester;Amendment2;Corrigendum1
【原文标准名称】:磁性材料.第3部分:单片试验器测量磁钢片和磁钢带磁性能的方法.修改件2.勘误表1
【标准号】:IEC60404-3AMD2Corrigendum1-2009
【标准状态】:现行
【国别】:国际
【发布日期】:2009-12
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC68
【标准类型】:()
【标准水平】:()
【中文主题词】:测定;数字的;尺寸;电气工程;电工钢片;电工钢带;爱普斯坦;硬磁;磁盘;磁性材料;磁测量;磁性能;材料的磁性能;磁带;材料;测量;测量技术;冶金;测量方法;物理性能;片试验器;软磁的
【英文主题词】:Determination;Digital;Dimensions;Electricalengineering;Electricalsheets;Electricalstrips;Epsteinframe;Hardmagnetic;Magneticdisks;Magneticmaterials;Magneticmeasurement;Magneticproperties;Magneticpropertiesofmaterials;Magnetictapes;Materials;Measurement;Measuringtechniques;Metallurgy;Methodsformeasuring;Physicalproperties;Sheettesters;Softmagnetic
【摘要】:
【中国标准分类号】:H53;H72
【国际标准分类号】:17_220_20;29_030
【页数】:1P;A4
【正文语种】:英语


【英文标准名称】:Foodsofplantorigin-Multiresiduemethodsforthegaschromatographicdeterminationofpesticideresidues-Part2:Methodsforextractionandcleanup;EnglishversionofDINEN12393-2:2009-01
【原文标准名称】:食用植物的食品.农药残流物气相色谱测定用多种残留法.第2部分:萃取和净化方法
【标准号】:DINEN12393-2-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-01
【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】:清洁处理;测定;含量测定;萃取分析法;食品检验;食品;气相色谱法;气体检测器;实验室间试验;分析方法;非脂肪;农药;残留试验;残留物;规范(验收);试验性能;植物
【英文主题词】:Cleaning;Determination;Determinationofcontent;Extractionmethodsofanalysis;Foodinspection;Foodproducts;Gaschromatography;Gasdetectors;Inter-laboratorytests;Methodsofanalysis;Non-fatty;Pesticides;Residuetests;Residues;Specification(approval);Testperformance;Vegetable
【摘要】:ThisEuropeanStandardspecifiesmethodsfortheextractionandclean-upoffoodsamplesofplantoriginforquantitativedeterminationofpesticideresidues.Differentsolventscanbeusedforthispurpose.Thesepesticideresiduesaregenerallyassociatedwithotherco-extractedcompoundswhichwouldinterfereintheanalysis.Topurifythecrudeextractstobeanalysed,severaltechniquescanbeused.Thisstandardcontainsthefollowingextractionandclean-upmethodsthathavebeensubjectedtointerlaboratorystudiesand/orareadoptedthroughoutEurope:--methodL:Extractionwithacetone,liquid-liquidpartitionwithdichloromethaneandclean-uponasilicagel/charcoalcolumn[1];--methodM:Extractionwithacetoneandliquid-liquidpartitionwithdichloromethane/lightpetroleum,ifnecessaryclean-uponFlorisil1)[2],[3],[4];--methodN:Extractionwithacetone,liquid-liquidpartitionwithdichloromethaneorcyclohexane/ethylacetateandclean-upwithgelpermeationandsilicagelchromatography[5],[6];--methodP:Extractionwithethylacetate,andifnecessary,clean-upbygelpermeationchromatography[7].ThisEuropeanStandardspecifiesthedetailsofmethodsLtoPfortheextractionandtheclean-upoffoodsamplesofplantorigin.Severalsolventsatdifferentvolumesareusedforextraction.Techniquesofclean-uparelistedsuchasliquid-liquidpartition,liquidchromatographyonvariousadsorbentsandgelpermeationchromatography.Atableprovidingthecouples(matrix/pesticide)whichhavebeensubmittedtocollaborativestudiesandalistofindicativeapplicabilityofthemethodtodifferentpesticidesaregivenforeachmethod,whereverpossible.
【中国标准分类号】:X04
【国际标准分类号】:67_050
【页数】:40P.;A4
【正文语种】:英语