BS EN 12260-2003 水质.氮的测定.根据氧化氮的氧化测定结合氮(TNb)

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【英文标准名称】:Waterquality-Determinationofnitrogen-Determinationofboundnitrogen(TNb),followingoxidationtonitrogenoxides
【原文标准名称】:水质.氮的测定.根据氧化氮的氧化测定结合氮(TNb)
【标准号】:BSEN12260-2003
【标准状态】:现行
【国别】:英国
【发布日期】:2003-09-25
【实施或试行日期】:2003-09-25
【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】:氨;铵;分析;粘合;化学分析和测试;燃烧;测定;含量测定;冷光;方法;分析方法;硝酸盐;亚硝酸盐;氮;氮含量;二氧化氮;有机化合物;规程;质量;抽样方法;污水;规范(验收);地表水;水常规(实验);水质;水质测试
【英文主题词】:Ammonia;Ammonium;Analysis;Bound;Chemicalanalysisandtesting;Combustion;Determination;Determinationofcontent;Luminescence;Methods;Methodsofanalysis;Nitrates;Nitrites;Nitrogen;Nitrogencontent;Nitrogendioxide;Organiccompounds;Procedures;Quality;Samplingmethods;Sewage;Specification(approval);Surfacewater;Waterpractice;Waterquality;Watertesting
【摘要】:ThisEuropeanStandardspecifiesamethodforthedeterminationofnitrogeninwaterintheformoffreeammonia,ammonium,nitrite,nitrateandorganiccompoundscapableofconversiontonitrogenoxidesundertheoxidativeconditionsdescribed.Determinationiscarriedoutinstrumentally.Dissolvednitrogengasisnotdeterminedbythismethod.Thismethodisapplicabletotheanalysisofsurfacewater,wastewaterandtreatedsewageeffluent.Theconcentrationrangeofthemethodwilldependontheinjectionvolumeusedwhichisinstrumentspecific.Totalnitrogencanbedeterminedintherangefrom1mg/lupto200mg/l.Higherconcentrationscan,ifnecessary,bedeterminedbydilutionofthesample.Thelimitofdetectionwilldependontheinstrumentinuse.Usingasuitableinjectionvolume,thelimitofdetectionistypicallyroundabout0,5mg/l.
【中国标准分类号】:Z16
【国际标准分类号】:13_060_50
【页数】:16P.;A4
【正文语种】:英语


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【英文标准名称】:Dieselfuel-Assessmentoflubricityusingthehigh-frequencyreciprocatingrig(HFRR)-Part2:Limit
【原文标准名称】:柴油使用高频往复装置(HFRR)进行润滑油评定第2部分:限值
【标准号】:ISO12156-2-1998
【标准状态】:作废
【国别】:国际
【发布日期】:1998-10
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC22
【标准类型】:()
【标准水平】:()
【中文主题词】:润滑;规范(验收);柴油发动机;名称与符号;机动车燃料;柴油
【英文主题词】:Automotivefuels;Designations;Dieselengines;Dieselfuels;Lubrication;Specification(approval)
【摘要】:ThispartofISO12156specifiestheperformancerequirement(limit)necessarytoensurereliableoperationofdieselfuelinjectionequipmentwithrespecttolubricationbyfuelofsuchequipment.Itappliestofuelsusedindieselengines.NOTE—AvarietyoftypicalfuelswasinvestigatedpriortoapprovalofthispartofISO12156.However,itisnotknownwhethertheperformancerequirementsspecifiedinthispartofISO12156isappropriateforalladditive/fuelcombinations.AdditionalworkisunderwaytohelppredicttheperformanceandfuturerevisionsofthispartofISO12156maybenecessaryoncethisworkiscomplete.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:2P;A4
【正文语种】:英语


【英文标准名称】:Commonrulesforprecastconcreteproducts
【原文标准名称】:预制混凝土产品的通用规则
【标准号】:BSEN13369-2004
【标准状态】:作废
【国别】:英国
【发布日期】:2004-07-15
【实施或试行日期】:2004-07-15
【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】:验收试验;建筑物;检验;组件;化合物;混凝土构件;铰接式接头;混凝土结构;混凝土;一致性;一致性评估;建筑;施工材料;装配产品;定义;尺寸选定;尺寸;架设(施工作业);总论;作标记;预制混凝土部件;预制的;预制配件;生产;生产控制;性能;质量;质量控制;质量要求;加筋;可靠性;耐力;规则;规范(验收);术语;测试;运输;验证
【英文主题词】:Acceptancetests;Buildings;Checks;Components;Compound;Concretecomponents;Concreteproducts;Concretestructures;Concretes;Conformity;Conformityassessment;Construction;Constructionmaterials;Constructionalproducts;Definition;Definitions;Dimensioning;Dimensions;Erecting(constructionoperation);Generalsection;Marking;Precastconcreteparts;Prefabricated;Prefabricatedparts;Production;Productioncontrol;Properties;Quality;Qualitycontrol;Qualityrequirements;Reinforcement;Reliability;Resistance;Rules;Specification(approval);Terminology;Testing;Transport;Verification
【摘要】:ThisEuropeanStandardspecifiestheterminology,requirements,basicperformancecriteria,testmethodsandevaluationofconformitythatwillbereferredtobyspecificproductstandardsunlesstheyarenotappropriate.Itmayalsobeusedtospecifyproductsforwhichthereisnostandard.Notalloftherequirements(clause4)ofthisstandardarerelevanttoallprecastproducts.Ifaspecificprecastconcreteproductstandardexistsittakesprecedenceoverthisstandard.Theprecastproductsdealtwithinthisstandardarefactoryproducedforbuildingandcivilengineeringworks.Thisstandardmayalsobeappliedtoproductsmanufacturedintemporaryplantsonsiteiftheproductionisprotectedagainstadverseweatherconditionsandcontrolledfollowingclause6provisions.Theanalysisanddesignofprecastconcreteproductsisnotwithinthescopeofthisstandardbutitdoesoffer,fornonseismiczones,informationabout:—thechoiceofpartialsafetyfactorsdefinedbythepertinentEurocode;—thedefinitionofsomerequirementsforprestressedconcreteproducts.Thisstandardappliestocompactconcretewithnoappreciableamountofentrappedairotherthanentrainedairandwithadrydensityequaltoorgreaterthan800kg/m.Itdoesnotcoverprefabricatedreinforcedcomponentsoflightweightaggregateconcretewithopenstructure.
【中国标准分类号】:Q14
【国际标准分类号】:91_100_30
【页数】:66P.;A4
【正文语种】:英语