ASTM D3860-1998(2003) 用液相等温线技术测定活性炭吸水率的标准实施规范

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【英文标准名称】:StandardPracticeforDeterminationofAdsorptiveCapacityofActivatedCarbonbyAqueousPhaseIsothermTechnique
【原文标准名称】:用液相等温线技术测定活性炭吸水率的标准实施规范
【标准号】:ASTMD3860-1998(2003)
【标准状态】:现行
【国别】:
【发布日期】:1998
【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】:D28.02
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:碳;水;工艺
【英文主题词】:activatedcarbon
【摘要】:Thispracticeisusedwhenactivatedcarbonisconsideredasanadsorbentintreatingwater.Sincebothgranularandpowderedactivatedcarbonsarecommerciallyavailable,astandardpracticeisneededtoensurethattheactivatedcarbonsareevaluatedunderthesametestconditions.Specifiedparticlesizecarbonistobeusedtoensurethatthesametestconditionsareused.Thepracticeisgenerallyperformedat20x00B0;C;however,othertemperaturesmaybeusedandnoted.1.1Thispracticecoversthedeterminationoftheadsorptivecapacityofactivatedcarbontoremoveundesirableconstituentsfromwaterandwastewater.Itcanbeusedtoevaluatetheadsorptivecapacityofactivatedorreactivatedcarbon.1.2Thispracticeisnotrecommendedunlessspecialprecautionsaretakentoreducelossduringsamplepreparationandanalysis.1.3Thispracticeisrecommendedtodeterminetheadsorptivecapacityofactivatedcarbonforthefollowingapplications,butisnotlimitedtotheseapplications:1.3.1Removalofcolorfromdyemillwastewater,1.3.2Removaloftasteorodorconstituents,orboth,frompotablewaters,1.3.3Removaloftoxicantsfromwater,1.3.4Removalofsurfaceactiveagentsfromwater,1.3.5RemovalofBOD5fromsanitarywastewaters,and1.3.6RemovalofTOCfromindustrialwastewaters.1.4Thefollowingsafetycaveatappliestotheproceduresectionofthispractice:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G04
【国际标准分类号】:
【页数】:3P.;A4
【正文语种】:


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【英文标准名称】:Representationofresultsofparticlesizeanalysis-Methodsofcalculationrelatingtoparticlesizeanalysesusinglogarithmicnormalprobabilitydistribution
【原文标准名称】:粒度分析结果的表示.使用对数正态概率分布的粒度分析相关计算方法
【标准号】:BSISO9276-5-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2005-09-29
【实施或试行日期】:2005-09-29
【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】:对数;粒度;对数的;正态分布;分析;颗粒物质的测定;数据表示;数学计算;试验结果;计算方法;结果表述;粒径分析
【英文主题词】:Analysis;Datarepresentation;Expressionofresult;Logarithmic;Logarithms;Mathematicalcalculations;Methodsofcalculation;Normaldistributions;Particlesize;Particlesizeanalysis;Particulatemattermeasurement;Testresult
【摘要】:ThemainobjectiveofthispartofISO9276istoprovidethebackgroundfortherepresentationofacumulativeparticlesizedistributionwhichfollowsalogarithmicnormalprobabilitydistribution,asameansbywhichcalculationsperformedusingparticlesizedistributionfunctionsmaybeunequivocallychecked.Thedesignoflogarithmicnormalprobabilitygraphpaperisexplained,aswellasthecalculationofmoments,mediandiameters,averagediametersandvolume-specificsurfacearea.Logarithmicnormalprobabilitydistributionsareoftensuitablefortherepresentationofcumulativeparticlesizedistributionsofanydimensionality.Theirparticularadvantageliesinthefactthatcumulativedistributions,suchasnumber-,length-,area-,volume-ormass-distributions,arerepresentedbyparallellines,allofwhoselocationsmaybedeterminedfromaknowledgeofthelocationofanyone.
【中国标准分类号】:A28
【国际标准分类号】:19_120
【页数】:22P;A4
【正文语种】:英语


【英文标准名称】:Destructivetestsonweldsinmetallicmaterials-Macroscopicandmicroscopicexaminationofwelds
【原文标准名称】:焊缝的无损检验.接缝的宏观和微观检验
【标准号】:ISO17639-2003
【标准状态】:现行
【国别】:国际
【发布日期】:2003-09
【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/TC44
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;试验;规范(验收);金属;安全;材料;焊接;试验类别;钢件焊接;焊接接头;精整;钢;宏观检查;金属的;表面检验;焊接工程;焊缝;显微分析;渗透性;无损检验;试验条件;材料试验
【英文主题词】:Definitions;Finishes;Macroscopicexamination;Materials;Materialstesting;Metallic;Metals;Microscopicanalysis;Non-destructivetesting;Permissibility;Safety;Specification(approval);Steelwelding;Steels;Surfaceinspections;Testcategories;Testing;Testingconditions;Weldedjoints;Welding;Weldingengineering;Welds
【摘要】:ThisInternationalStandardgivesrecommendationsforspecimenpreparation,testproceduresandtheirmainobjectivesformacroscopicandmicroscopicexamination.
【中国标准分类号】:J33
【国际标准分类号】:25_160_40
【页数】:9P.;A4
【正文语种】:英语