ASTM E516-1995a(2005) 气相色谱法中使用的导热探测器测试的标准实施规范

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【英文标准名称】:StandardPracticeforTestingThermalConductivityDetectorsUsedinGasChromatography
【原文标准名称】:气相色谱法中使用的导热探测器测试的标准实施规范
【标准号】:ASTME516-1995a(2005)
【标准状态】:现行
【国别】:
【发布日期】:1995
【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】:E13.19
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:分析方法;试验;气相色谱法;探测器;导热性;色谱法
【英文主题词】:flameionizationdetector(FID);flamephotometricdetectors(FPD);gaschromatography(GC);packedcolumns;supercriticalfluidchromatography;thermalconductivitydetectors
【摘要】:Althoughitispossibletoobserveandmeasureeachoftheseveralcharacteristicsofadetectorunderdifferentanduniqueconditions,itistheintentofthispracticethatacompletesetofdetectorspecificationsshouldbeobtainedatthesameoperatingconditions.Itshouldbenotedalsothattospecifyadetectorrsquo;capabilitycompletely,itsperformanceshouldbemeasuredatseveralsetsofconditionswithintheusefulrangeofthedetector.Thetermsandtestsdescribedinthispracticearesufficientlygeneralsothattheymaybeusedatwhateverconditionsmaybechosenforotherreasons.Linearityandspeedofresponseoftherecorderusedshouldbesuchthatitdoesnotdistortorotherwiseinterferewiththeperformanceofthedetector.Effectiverecorderresponse,Refs.(5,6)inparticular,shouldbesufficientlyfastthatitcanbeneglectedinsensitivityofmeasurements.Ifadditionalamplifiersareusedbetweenthedetectorandthefinalreadoutdevice,theircharacteristicsshouldalsofirstbeestablished.1.1Thispracticeisintendedtoserveasaguideforthetestingoftheperformanceofathermalconductivitydetector(TCD)usedasthedetectioncomponentofagaschromatographicsystem.1.2Thispracticeisdirectlyapplicabletothermalconductivitydetectorswhichemployfilament(hotwire)orthermistorsensingelements.1.3Thispracticeisintendedtodescribetheperformanceofthedetectoritselfindependentlyofthechromatographiccolumn,intermswhichtheanalystcanusetopredictoverallsystemperformancewhenthedetectoriscoupledtothecolumnandotherchromatographysystemcomponents.1.4Forgeneralgaschromatographicprocedures,PracticeE260shouldbefollowedexceptwherespecificchangesarerecommendedhereinfortheuseofaTCD.FordefinitionsofgaschromatographyanditsvarioustermsseePracticeE355.1.5Forgeneralinformationconcerningtheprinciples,construction,andoperationofTCDseeRefs.().1.6ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificsafetyinformation,seeSection4.
【中国标准分类号】:N11
【国际标准分类号】:71_040_50
【页数】:10P.;A4
【正文语种】:


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【英文标准名称】:Resilientfloorcoverings-Expanded(cushioned)poly(vinylchloride)floorcovering-Specification(ISO26986:2010);GermanversionENISO26986:2012
【原文标准名称】:弹性地板覆盖物.扩展(加衬垫)聚乙烯(氯乙烯)地板覆盖物.规范(ISO26986-2010).德文版本ENISO26986-2012
【标准号】:DINENISO26986-2012
【标准状态】:现行
【国别】:德国
【发布日期】:2012-04
【实施或试行日期】:
【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】:
【英文主题词】:Classification;Definitions;Elastic;Elasticfabrics;Flexible;Floorcoverings;Foamed;Foamedrubber;Formofdelivery;Graphicsymbols;Longwearingproperties;Marking;Plastics;Polyvinylchloride;Properties;PVC;PVCcoverings;Rolls;Specification;Specification(approval);Tiles;Usage
【摘要】:
【中国标准分类号】:Q18
【国际标准分类号】:97_150
【页数】:15P.;A4
【正文语种】:德语


【英文标准名称】:Measuringrelaysandprotectionequipment-Part27:Productsafetyrequirements
【原文标准名称】:测量继电器和保护设备.第27部分:产品安全要求
【标准号】:BSEN60255-27-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2006-09-29
【实施或试行日期】:2006-09-29
【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】:定义;电接触保护;电气工程;电气保护设备;电气安全;电气测试;设备;耐火性;检验;测量继电器;机械安全;种植;防电击;保护设备;合格试验;继电器;安全;产品安全;安全要求;规范(验收);配电盘(开关设备);测试;测试条件
【英文主题词】:Definition;Definitions;Electriccontactprotection;Electricalengineering;Electricalprotectionequipment;Electricalsafety;Electricaltesting;Equipment;Fireresistance;Inspection;Measuringrelays;Mechanicalsafety;Plant;Protectionagainstelectricshocks;Protectiondevices;Qualificationtests;Relays;Safety;Safetyofproducts;Safetyrequirements;Specification(approval);Switchboards(switchgear);Testing;Testingconditions
【摘要】:ThisInternationalStandarddescribestheproductsafetyrequirementsformeasuringrelaysandprotectionequipmenthavingarateda.c.voltageupto1000Vwitharatedfrequencyupto65Hz,oraratedd.c.voltageupto1500V.Abovetheselimits,IEC60664-1shouldbeusedforthedeterminationofclearance,creepagedistanceandwithstandtestvoltage.Thisstandarddetailsessentialsafetyrequirementstominimizetheriskoffireandhazardscausedbyelectricshockorinjurytotheuser.Thisstandarddoesnotcoverthesafetyrequirementsofinstallations.Itdoescoverallthewaysinwhichtheequipmentmaybemountedandusedincubicles,racksandpanels,andalsore-testing.Thisstandardalsoappliestoauxiliarydevicessuchasshunts,seriesresistors,transformers,etc.,solelyusedandtestedtogetherwithmeasuringrelaysandprotectionequipment.Ancillaryequipmentusedinconjunctionwithmeasuringrelaysandprotectionequipmentmayneedtocomplywithadditionalsafetyrequirements.Thisstandardisintendedtodescribeonlyproductsafetyrequirements;therefore,functionalperformanceoftheequipmentisnotcovered.Functionalsafetyrequirements,includingEMCfunctionalsafety,arenotcoveredbythisstandard.Functionalsafetyriskanalysisisnotwithinthescopeofthisproductsafetystandard.Thisstandarddoesnotspecifyindividualequipmentsorimplementationsofcircuitsandcomponents.Theobjectofthisstandardistohaveacomprehensivestandardthatcoversallaspectsofproductsafetyandtherelatedtypeandroutinetests,formeasuringrelaysandprotectionequipment.
【中国标准分类号】:K33
【国际标准分类号】:29_120_70
【页数】:122P.;A4
【正文语种】:英语