JJG 616-1989 高精密玻璃水银温度计检定规程

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【英文标准名称】:Workplaceatmospheres-Determinationofinorganicacidsbyionchromatography-Part3:Hydrofluoricacidandparticulatefluorides
【原文标准名称】:工作场所空气.离子色谱分析法测定无机酸.第3部分:氢氟酸和氟化物微粒
【标准号】:ISO21438-3-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-08-01
【实施或试行日期】:2010-08-01
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC146
【标准类型】:()
【标准水平】:()
【中文主题词】:酸;空气净化;空气质量;分析;环境污染物;色谱法;定义(术语);氟化氢;无机酸;质量浓度;除雾器;职业安全性;污染物;取样;抽样方法;挥发物测定;工作地点
【英文主题词】:Acids;Airpurification;Airquality;Analysis;Atmosphericpollutants;Chromatography;Definitions;Hydrogenfluoride;Inorganicacids;Massconcentration;Mistcollector;Occupationalsafety;Pollutants;Sampling;Samplingmethods;Volatilematterdetermination;Workingplaces
【摘要】:ThispartofISO21438specifiesamethodforthedeterminationofthetime-weightedaveragemassconcentrationofsolubleparticulatefluoridesandhydrofluoricacid(HF)inworkplaceairbycollectionoftheparticulatefluoridesonapre-filterandHFonanalkali-impregnatedfilterandanalysisbyionchromatography.Themethodisonlyapplicabletodeterminationofparticulatefluoridesthataresolubleusingthesamplepreparationprocedurespecified.Foraerosolsampling,themethodisapplicabletothepersonalsamplingoftheinhalablefractionofairborneparticles,asdefinedinISO7708,andtostatic(area)sampling.Themethodisapplicabletothedeterminationofmassesof0,005mgtoatleast1,25mgofparticulatefluoridespersampleand0,0125mgtoatleast1,2mgofHFpersample.TheconcentrationrangeofparticulatefluoridesandHFinairforwhichthemeasuringprocedureisapplicableisdeterminedbythesamplingmethodselectedbytheuser.Fora120lairsample,theworkingrangeisapproximately0,04mgm?3toatleast10mgm?3forparticulatefluoridesandapproximately0,13mgm?3toatleast10mgm?3forHF.HFcanreactwithco-sampledparticulatematteronthepre-filter,causinganinterferenceonthemeasuredconcentration.
【中国标准分类号】:
【国际标准分类号】:13_040_30
【页数】:36P.;A4
【正文语种】:英语


【英文标准名称】:Automaticgasburnercontrolsystemsforgasburnersandgasburningapplianceswithorwithoutfans;GermanversionEN298:2003
【原文标准名称】:带或不带鼓风的气体燃烧器和燃气具用自动气体燃烧器控制装置
【标准号】:DINEN298-2004
【标准状态】:作废
【国别】:德国
【发布日期】:2004-01
【实施或试行日期】:2004-01-01
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:脉冲电压;监视装置;安全引燃器;监督(认可);自动燃烧控制系统;火焰;测头;维修说明书;火焰监视;燃气燃烧器;自动控制系统;使用说明;引燃火焰;缺陷与故障;操作说明书;功能;建筑工程;缺陷;电压波动;职能;安装说明;鼓风燃烧器;干扰抑制;燃气动力装置;错误类型;安全装置;煤气;控制装置;风扇;合格试验;燃气技术;设计;自动;安装;规范(验收);试验;气体;安全组件;安全工程;性能试验;电控制设备;测量;作标记;安全;燃烧器;长期性状;安全要求;火焰控制设备;火焰监控设备;错误避免;定义
【英文主题词】:Air-blastburners;Automatic;Automaticburnercontrolsystem;Automaticcontrolsystems;Burners;Constructions;Controldevices;Defects;Definition;Definitions;Design;Electriccontrolequipment;Erroravoidance;Fans;Flamecontroldevices;Flamemonitoring;Flamesupervisiondevices;Flames;Functions;Gasburners;Gastechnology;Gases;Gas-powereddevices;Impulsevoltages;Installationinstructions;Instructionsforuse;Interferencerejections;Long-timebehaviour;Maintenanceinstructions;Marking;Measurement;Monitoringdevice;Mounting;Operatinginstructions;Performancetests;Pilotflames;Probes;Qualificationtests;Safety;Safetycomponents;Safetydevices;Safetyengineering;Safetyrequirements;Safety-pilotes;Specification(approval);Surveillance(approval);Testing;Typusoferror;Voltagefluctuations
【摘要】:ThisEuropeanStandardspecifiesrequirementsfortheconstructionandfunction,testmethodsandmarkingofautomaticburnercontrolsystemsandalsoprogrammingunitsandtheirassociatedflamedetectordevicesforgasburnersandgasburningapplianceswithorwithoutfans.Thestandardalsoappliestoautomaticburnercontrolsystems,programmingunitsandtheirassociatedflamedetectordevicesthatincludeadditionalfunctions.Automaticburnercontrolsystemsutilizingthermo-electricflamesupervisiondevicesarenotcoveredbystandard.
【中国标准分类号】:J99
【国际标准分类号】:27_060_20
【页数】:50P.;A4
【正文语种】:德语