DIN 38404-3-2005 水、废水和淤泥的检验用德国标准方法.物理和物理化学参数(C组).第3部分:紫外线范围内光谱吸收的测定、光谱吸收系数(C3)

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【英文标准名称】:Germanstandardmethodsfortheexaminationofwater,wastewaterandsludge-Physicalandphysicochemicalparameters(groupC)-Part3:DeterminationofspectralabsorptionintheUVrange,Spectralabsorptionscoefficient(C3)
【原文标准名称】:水、废水和淤泥的检验用德国标准方法.物理和物理化学参数(C组).第3部分:紫外线范围内光谱吸收的测定、光谱吸收系数(C3)
【标准号】:DIN38404-3-2005
【标准状态】:现行
【国别】:德国
【发布日期】:2005-07
【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】:吸收;吸光系数;吸收光谱;化学的;定义;含量测定;污泥检验;废水检验;分析方法;物理的;抽样方法;污水;试样制备;光谱分析;标准方法;测试;紫外线辐射;水;水组分;水质试验
【英文主题词】:Absorption;Absorptioncoefficient;Absorptionspectra;Chemical;Definition;Definitions;Determinationofcontent;Examinationofsludge;Examinationofwastewater;Methodsofanalysis;Physical;Samplingmethods;Sewage;Specimenpreparation;Spectralanalysis;Standardmethods;Testing;Ultravioletradiation;Water;Waterconstituents;Watertesting
【摘要】:ThisStandardspecifiesamethodofdeterminingabsorptionintheUVrangeasameasureofthetotalcontentofdissolvedorganicsinundiluedwatersamplesofeverykind,includingthosethatarehighlycolouredorturbid.However,themethoddoesnotdetectsomeorganiccompounds,forexampleshort-chainaliphatics,purealcohols,puresugar,etc.lfthesamplecontainsnotonlytrulydissolved,butalsoundissolvedsubstances,themeasurementdoesnotyieldthespectralabsorption,α(λ),butthespectralattenuationcoefficientμ(λ)(seeDINENISO7027).
【中国标准分类号】:Z16
【国际标准分类号】:13_060_60
【页数】:12P.;A4
【正文语种】:英语


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【英文标准名称】:StandardPracticeforSelectionofCorrugatedFiberboardMaterialsandBoxConstructionBasedonPerformanceRequirements
【原文标准名称】:基于性能要求选择瓦楞纤维板材料和纤维板箱构造的标准实施规程
【标准号】:ASTMD5639/D5639M-2009
【标准状态】:现行
【国别】:
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D10.27
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:box;containment;corrugated;fiberboard;performance;roughhandling;stacking;Boxes;Containmentsystems/applications;Corrugatedboard/fiberboardmaterials/applications;Fiberboardcontainers;Performance--containers/packaging/shipping;Roughha
【摘要】:Thispracticeassistsusersinselectingappropriateperformancecharacteristicsofcorrugatedfiberboardorboxconstruction,orboth,commensuratewiththeuser''sneedforpackinganddistributionofgoods.Thispracticedescribesseveralattributesoffiberboardandboxeswhichrelatetovarioushazardsencounteredindistributionanddescribestestparameterswhichmaybespecifiedbytheusertoensuresufficientstrengthintheboxforcontainment,storage,handling,andprotectionofcontents.Theusershouldspecifyonlythoseattributesandrelatedtestswhicharerequiredforsatisfactoryperformanceintheuser''soperationsanddistributioncycle(s).Whenusingpackagingregulationsasabasisfordevelopingspecifications,thereasonfortheexistenceoftheregulationanditsfunctionandimportanceshouldbeunderstood.Aspreviouslystated,regulationsmaybeexceededandshouldbewhentheminimumspecificationsareinadequateforthefulleffectsofthedistributioncycle.SeeAppendixX7forseveralexamplesofspecificationdeterminations.1.1Thispracticeprovidesinformationoncorrugatedfiberboardfortheprospectiveuserwhowantsguidanceinselectingattributesofmaterialsandboxconstructionbasedonperformancerequirements.Theseattributesshouldbepartofspecificationswhichestablishlevelsofthequalitiesashippingcontainermusthaveinordertobeacceptabletothepurchaseroruser.Theattributesandqualitiesshouldbetestable,usingstandardmethodsthatarerecognizedbyboththebuyerandseller.Thispracticewillassistusersindevelopingspecificationsforcorrugatedcontainersthroughananalysisofperformancerequirementsandsubsequentrelationshipstofiberboardmaterialsandboxconstructionattributes.Thispracticeisintendedtoprovidespecificcorrugatedcontainerperformancestandardsasopposedtopackagedproductperformanceevaluationthroughdistributionandhandlingenvironments,suchasPracticeD4169.1.2Theattributesandtheirlevelsshouldbebasedontheintendeduseofthebox,includingthehandlingandenvironmentitwillencounter.Manypackagingregulationsincludedetaileddescriptionsofthematerialsthatmaybeusedandstyle,closure,orotherconstructiondetailsofallowedshippingcontainers.Theseregulationsarepresentedasminimumrequirements;theymaybeexceededforfunctionalreasons,butthereisnoregulatoryreasontodoso.Railandmotorfreightclassificationsapplicableforsurfacecommoncarriertransportationhaveestablishedminimumrequirementsforcertainattributesofcorrugatedpackaging.Thesemayormaynotbeappropriateforapplicationinthecompletedistributionsystem,astheyencompassonlycontainerboardorcombinedcorrugatedboardx2014;notfinishedboxesx2014;andarenotintendedtoprovideforthedistributionsystembeyondthetransportationsegment.1.3CorrugatedcontainersforpackagingofhazardousmaterialsfortransportationmustcomplywithfederalregulationsadministeredbytheU.S.DepartmentofTransportation(CodeofFederalRegulations,CFR49).1.4ListsandDescriptionsofPerformanceandMaterialCharacteristicsandRelatedTestProcedures8212;Forfurtherinformationonthedevelopmentofperformance-basedspecifications,pleaserefertothesectionsonSpecificationsandTestProceduresoftheFibreBoxHandbook.1.5ThevaluesstatedinbothSIandinch-poundunitsaretoberegardedseparatelyasstandard.Withinthetext,theinch-poundunitsareshowninbrackets.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemsh......
【中国标准分类号】:
【国际标准分类号】:55_160
【页数】:10P.;A4
【正文语种】:


【英文标准名称】:StandardTestMethodforLinearThermalExpansionofElectrodeCarbons
【原文标准名称】:电极碳线性热膨胀率的标准测试方法
【标准号】:ASTMD6745-2006
【标准状态】:现行
【国别】:美国
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:碳;电极;线性伸长;材料试验;金属生产和制作业;试验;热膨胀
【英文主题词】:Coal;Electrodes;Linearexpansion;Materialstesting;Metalproducingandworkingindustries;Testing;Thermalexpansion
【摘要】:
【中国标准分类号】:K04
【国际标准分类号】:19_060
【页数】:6P;A4
【正文语种】:英语