MIL-STD-1647D (NOTICE 2)
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MIL-STD-1647D (NOTICE 2), MILITARY STANDARD IDENTIFICATION MARKINGS FOR DOMESTICALLY MANUFACTURED BEARINGS, BALL, ANNULAR FOR INSTRUMENTS AND PRECISION COMPONENTS. TO ALL HOLDERS OF MIL-STD-1647D: 1. The following page of MIL-STD-1647D has been revised and supersedes the page listed:
【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】:
【英文标准名称】:Medicalelectricalequipment-Part1:Generalrequirementsforbasicsafetyandessentialperformance;Corrigendum1
【原文标准名称】:医用电气设备.第1部分:基本安全性和必要性能的通用要求.勘误表1
【标准号】:IEC60601-1Edition3.1Corrigendum1-2012
【标准状态】:现行
【国别】:国际
【发布日期】:2012-11
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC62A
【标准类型】:()
【标准水平】:()
【中文主题词】:事故预防;调整设备;α辐射线;麻醉学;信号器;应用程序;组装;球压试验;蓄电池组;弯曲;β辐射;生物适应性;充电;电路;夹具;等级;防护等级;分类;分类系统;清洁处理;间隙;颜色;色码;燃料;兼容性;组件;冷凝物;砾岩;连接件;恒电流;转角;电晕;封盖物;缺陷;定义(术语);设计;测定;词典;介电强度;尺寸规格
【英文主题词】:Accidentprevention;Adjustingequipment;Alpharadiation;Anaesthesiology;Annunciators;Applications;Assembling;Ballcompressiontest;Batteries;Bending;Betaradiation;Biocompatibility;Chargings;Circuits;Clamps;Classes;Classesofprotection;Classification;Classificationsystems;Cleaning;Clearances;Colour;Colourcodes;Combustible;Compatibility;Components;Condensates;Conglomerates;Connections;Continuouscurrent;Corners;Corona;Covers;Defects;Definitions;Design;Determinations;Dictionaries;Dielectricstrength;Dimensions
【摘要】:
【中国标准分类号】:C37
【国际标准分类号】:11_040_01
【页数】:
【正文语种】:英语
