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【英文标准名称】:Aerospaceseries-SteelFE-WA3801(X4CrNiMn20-10-2)-Fillermetalforwelding;Wireandrod;GermanversionEN4336:2002
【原文标准名称】:航空航天系列.钢FE-WA3801(X4CrNiMn20-10-2).焊接填充金属:线材和棒材;德文版本EN4336:2002
【标准号】:DINEN4336-2002
【标准状态】:现行
【国别】:德国
【发布日期】:2002-07
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:多语种的;航天运输;化学成分;作标记;金属线;材料;航空运输;航空航天运输;钢;特性;规范(验收);额定值;焊接;焊接填充金属;棒材;填充金属
【英文主题词】:Aerospacetransport;Airtransport;Bars(materials);Chemicalcomposition;Fillermetal;Marking;Materials;Multilingual;Properties;Ratings;Spacetransport;Specification(approval);Steels;Welding;Weldingf
【摘要】:ThedocumentispartoftheseriesofENmetallicmaterialstandardsforaerospaceapplications.ThegeneralorganizationofthisseriesisdescribedinEN4258.IthasbeeninaccordancewithEN4500-5.
【中国标准分类号】:V11
【国际标准分类号】:49_025_10
【页数】:7P;A4
【正文语种】:德语


【英文标准名称】:Animalfeedingstuffs-DeterminationofOC-pesticidesandPCB'sbyGC/MS
【原文标准名称】:牲畜饲料.气相色谱/质谱联用测定OC-杀虫剂和PCBs
【标准号】:BSEN15741-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2009-07-31
【实施或试行日期】:2009-07-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:农业;艾氏剂;饲料;化学分析和测试;色谱法;滴滴涕;定义(术语);含量测定;测量规程;狄氏剂;异狄氏剂;气相色谱法;六氯苯;六氯环己烷;实验室间试验;质谱学;数学计算;方法;多氯联苯(PCB);农药;污染物浓度;污染物;多氯联苯;残留试验;残留物
【英文主题词】:Agriculture;Aldrin;Animalfeed;Chemicalanalysisandtesting;Chromatography;DDT;Definitions;Determinationofcontent;Determinationprocedures;Dieldrin;Endrin;Gaschromatography;Hexachlorobenzene;Hexachlorocyclohexane;Inter-laboratorytests;Massspectrometry;Mathematicalcalculations;Methods;PCB;Pesticides;Pollutantconcentration;Pollutants;Polychlorinatedbiphenyls;Residuetests;Residues
【摘要】:ThisEuropeanStandardspecifiesagaschromatographic/massspectrometricmethodforthedeterminationoforganochlorinepesticides(OC’s)andpolychlorinatedbiphenyls(PCBs)inanimalfeedingstuffsandoil.Themethodisapplicabletoanimalfeedingstuffswithawatercontentuptoabout20wt%andoil/fattysamplescontainingresiduesofoneormoreofthefollowingOC’sandPCBsandsomeoftheirisomersanddegradationproducts:-Aldrin;-Dieldrin;-Chlordane(=sumofChlordaneisomersandOxychlordane);-DDT(=sumofisomersop'-DDT,pp'-DDT,pp'-TDE(pp'-DDD),andpp'-DDE);-Endosulfan(sumofα-/β-isomersandEndosulfan-sulphate);-Endrin;-Heptachlor(=sumofHeptachlorandβ-Heptachlorepoxide);-Hexachlorobenzene(HCB);-Hexachlorocyclohexaneisomersα-HCH(α-BHC),β-HCH(β-BHC),γ-HCH(γ-BHCorlindane);-PCB28,52,101,138,153and180(“IndicatorPCBs”)andPCB198,209.ThemethodisnotyetapplicabletoChlorocamphene(Toxaphene),acomplexmixtureofpolychlorinatedcamphenes.ChlorocamphenehasaverydistinctivechromatographicprofileandiseasilyrecognisablebyGC/ECD.Positiveidentificationofthetoxapheneisomerscanbeperformedbynegativechemicalionisationmassspectrometry(NCI-MS),electronimpacttandemmassspectrometry(EI-MSxMS)orelectronimpacthighresolutionmassspectrometry(EI-HRMS),whichisnotwithinthescopeofthismethod.ThelimitofquantificationforthementionedorganochlorinepesticidesandPCBsis5ng/gingeneral.However,10ng/gappliesforHeptachlorAldrin,Endrin,Dieldrin,andEndosulfan(α-,β-andsulphate).Individuallaboratoriesareresponsibletoensurethattheequipmenttheyusedwillachievetheselimitsofquantifications.
【中国标准分类号】:B46
【国际标准分类号】:65_120
【页数】:28P.;A4
【正文语种】:英语