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BS EN ISO 10304-4-2000 水质.液态离子色谱法对溶解的阴离子的测定.低污染水中溶解的氯酸盐、氯化物和亚氯酸盐的测定

作者:标准资料网 时间:2024-05-12 03:08:35  浏览:8814   来源:标准资料网
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【英文标准名称】:Waterquality-Determinationofdissolvedanionsbyliquidchromatographyofions-Determinationofdissolvedchlorate,chlorideandchloriteinwaterwithlowcontamination
【原文标准名称】:水质.液态离子色谱法对溶解的阴离子的测定.低污染水中溶解的氯酸盐、氯化物和亚氯酸盐的测定
【标准号】:BSENISO10304-4-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-04-15
【实施或试行日期】:2000-04-15
【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】:液相色谱法;统计数据;实验室试验;饮用水;氯化物;工作范围;色谱法;干扰(化学);含量测定;试验设备;定量分析;亚氯酸盐;阴离子;氯酸盐;质量;溶解;离子;水质试验;地下水;水;校正;化学分析和试验;试样制备;游泳池
【英文主题词】:Analysis;Anions;Bathingwater;Chemicalanalysisandtesting;Chlorates;Chlorides;Chlorites;Chromatography;Detectors(circuits);Determinationofcontent;Examinationofwastewater;Exhaustingdevices;HPLC;Ion-exchangechromatography;Ions;Liquidchromatography;Methodsofanalysis;Potablewater;Separationcolumn;Sewage;Standardmethods;Sulphides;Testequipment;Testing;Untreatedwater;Water;Waterpollution;Waterpractice;Waterquality;Watertesting
【摘要】:ThispartofISO10304specifiesamethodforthedeterminationofthedissolvedanionschlorate,chloride,andchloriteinwaterwithlowcontamination(e.g.drinkingwater,rawwaterorswimmingpoolwater).Anappropriatepretreatmentofthesample(e.g.dilution)andtheuseofaconductivitydetector(CD),UVdetector(UV)oramperometricdetector(AD)maketheworkingrangesgivenintable1feasible.
【中国标准分类号】:Z16
【国际标准分类号】:13_060_50
【页数】:30P.;A4
【正文语种】:英语


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【英文标准名称】:StandardTestMethodforObtainingandTestingDrilledCoresandSawedBeamsofConcrete
【原文标准名称】:混凝土钻芯样和截梁样获取和测试的标准试验方法
【标准号】:ASTMC42/C42M-2010a
【标准状态】:现行
【国别】:
【发布日期】:2010
【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】:C09.61
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:耐压强度;混凝土芯;混凝土锯;混凝土强度;抗弯强度;劈拉强度;长度变化;混凝土心;混凝土试样;钻孔混凝土试样;锯梁(混凝土)
【英文主题词】:compressivestrength;concretecoring;concretesawing;concretestrength;flexuralstrength;splittingtensilestrength;Changeinlength;Concretecores;Concretetestspecimens;Drilledconcretecores;Sawedbeams(concrete)
【摘要】:Thistestmethodprovidesstandardizedproceduresforobtainingandtestingspecimenstodeterminethecompressive,splittingtensile,andflexuralstrengthofin-placeconcrete.Generally,testspecimensareobtainedwhendoubtexistsaboutthein-placeconcretequalitydueeithertolowstrengthtestresultsduringconstructionorsignsofdistressinthestructure.Anotheruseofthismethodistoprovidestrengthinformationonolderstructures.Concretestrengthisaffectedbythelocationoftheconcreteinastructuralelement,withtheconcreteatthebottomtendingtobestrongerthantheconcreteatthetop.Corestrengthisalsoaffectedbycoreorientationrelativetothehorizontalplaneoftheconcreteasplaced,withstrengthtendingtobelowerwhenmeasuredparalleltothehorizontalplane.Thesefactorsshallbeconsideredinplanningthelocationsforobtainingconcretesamplesandincomparingstrengthtestresults.Thestrengthofconcretemeasuredbytestsofcoresisaffectedbytheamountanddistributionofmoistureinthespecimenatthetimeoftest.Thereisnostandardproceduretoconditionaspecimenthatwillensurethat,atthetimeoftest,itwillbeintheidenticalmoistureconditionasconcreteinthestructure.Themoistureconditioningproceduresinthistestmethodareintendedtoprovidereproduciblemoistureconditionsthatminimizewithin-laboratoryandbetween-laboratoryvariationsandtoreducetheeffectsofmoistureintroducedduringspecimenpreparation.Thereisnouniversalrelationshipbetweenthecompressivestrengthofacoreandthecorrespondingcompressivestrengthofstandard-curedmoldedcylinders.Therelationshipisaffectedbymanyfactorssuchasthestrengthleveloftheconcrete,thein-placetemperatureandmoisturehistory,andthestrengthgaincharacteristicsoftheconcrete.Historically,ithasbeenassumedthatcorestrengthsaregenerally85%ofthecorrespondingstandard-curedcylinderstrengths,butthisisnotapplicabletoallsituations.Theacceptancecriteriaforcorestrengtharetobeestablishedbythespecifierofthetests.ACI318providescorestrengthacceptancecriteriafornewconstruction.1.1Thistestmethodcoversobtaining,preparing,andtestingcoresdrilledfromconcreteforlengthorcompressivestrengthorsplittingtensilestrengthdeterminations.Note18212;AppendixX1providesrecommendationsforobtainingandtestingsawedbeamsforflexuralperformance.1.2ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.3Thetextofthisstandardreferencesnotesandfootnotesthatprovideexplanatorymaterial.Thesenotesandfootnotes(excludingthoseintablesandfigures)shallnotbeconsideredasrequirementsofthestandard.1.4Thisstandarddoesnotpurporttoaddressthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q14
【国际标准分类号】:91_100_30
【页数】:6P.;A4
【正文语种】:


【英文标准名称】:Periodicinspection,testingandmaintenanceoftransportablegascontainers(excludingdissolvedacetylenecontainers).Specificationforseamlessaluminiumalloycontainersofwatercapacity0.5litresandabove
【原文标准名称】:可运输气体容器的定期检查、试验及维修(不包括液化乙炔容器).第3部分:水容量为0.5L及其以上的无缝铝合金容器规范
【标准号】:BS5430-3-1990
【标准状态】:作废
【国别】:英国
【发布日期】:1990-12-31
【实施或试行日期】:1990-12-31
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:A82
【国际标准分类号】:23_020_30
【页数】:30P;A4
【正文语种】:英语



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