【英文标准名称】:IntegratedServicesDigitalNetwork(ISDN)-SignallingSystemNo.7(SS7);ISDNUserPart(ISUP)version4fortheinternationalinterface-Part15:Diversionsupplementaryservices(ITU-TRecommendationQ.732,clauses2to5(1999),modified)(Endorseme
【原文标准名称】:综合业务数字网(ISDN).信令系统No.7(SS7).国际接口ISDN用户部分(ISUP)第4版.第15部分:转接补充业务
【标准号】:EN300356-15-2001
【标准状态】:现行
【国别】:
【发布日期】:2002-01
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:电信设备;通信网;电信;综合服务数字网络;补充业务;远程通信;综合业务数字网;信号发送系统;信号传输;界面;接口
【英文主题词】:Communicationnetworks;Communicationservice;Integratedservicesdigitalnetwork;Interfaces;Interfaces(dataprocessing);ISDN;Signaltransmission;Signallingsystems;Supplementaryservices;Telecommunication;Telecommunications
【摘要】:
【中国标准分类号】:M11
【国际标准分类号】:33_080
【页数】:1P.;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforInterlaboratoryQuantitationEstimate
【原文标准名称】:实验室间定量评估的标准实施规程
【标准号】:ASTMD6512-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D19.02
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:实验室;质量;定量
【英文主题词】:criticallimit;matrixeffects;precision;quantitation;quantitationlimit
【摘要】:AppropriateapplicationofthispracticeshouldresultinanIQEachievablebymostlaboratoriesproperlyusingthetestmethodstudied.Thatis,mostlaboratoriesshouldbecapableofmeasuringconcentrationsgreaterthanIQEZ%withRSD=Z%orless.TheIQEprovidesthebasisforanyprospectiveuseofthetestmethodbyqualifiedlaboratoriesforreliablequantitationoflow-levelconcentrationsofthesameanalyteastheonestudiedinthispractice,andsamemedia(matrix).TheIQEvaluesmaybeusedtocomparethequantitationcapabilityofdifferentmethodsforanalysisofthesameanalyteinthesamematrix.TheIQEisnotanindicatorofindividuallaboratoryperformance.TheIQEprocedureshouldbeusedtoestablishtheinterlaboratoryquantitationcapabilityforanyapplicationofamethodwhereinterlaboratoryquantitationisimportanttodatause.TheintentoftheIQEisnottosetreportinglimits.1.1ThispracticeestablishesauniformstandardforcomputingtheinterlaboratoryquantitationestimateassociatedwithZ%relativestandarddeviation(referredtohereinasIQEZ%),andprovidesguidanceconcerningtheappropriateuseandapplication.ThecalculationsinvolvedinthispracticecanbeperformedwithDQCALC,MicrosoftExcel-basedsoftwareavailablefromASTM.1.2IQEZ%iscomputedtobethelowestconcentrationforwhichasinglemeasurementfromalaboratoryselectedfromthepopulationofqualifiedlaboratoriesrepresentedinaninterlaboratorystudywillhaveanestimatedZ%relativestandarddeviation(Z%RSD,basedoninterlaboratorystandarddeviation),whereZistypicallyanintegermultipleof10,suchas10,20,or30,butZcanbelessthan10.TheIQE10%isconsistentwiththequantitationapproachesofCurrie(1)andOppenheimer,etal(2).1.3Thefundamentalassumptionofthecollaborativestudyisthatthemediatested,theconcentrationstested,andtheprotocolfollowedinthestudyprovidearepresentativeandfairevaluationofthescopeandapplicabilityofthetestmethodaswritten.Properlyapplied,theIQEprocedureensuresthattheIQEhasthefollowingproperties:1.3.1RoutinelyAchievableIQEValue8212;MostlaboratoriesareabletoattaintheIQEquantitationperformanceinroutineanalyses,usingastandardmeasurementsystem,atreasonablecost.Thispropertyisneededforaquantitationlimittobefeasibleinpracticalsituations.RepresentativelaboratoriesmustbeincludedinthedatatocalculatetheIQE.1.3.2AccountingforRoutineSourcesofError8212;TheIQEshouldrealisticallyincludesourcesofbiasandvariationthatarecommontothemeasurementprocess.Thesesourcesinclude,butarenotlimitedto:intrinsicinstrumentnoise,some"typical"amountofcarryovererror;plusdifferencesinlaboratories,analysts,samplepreparation,andinstruments.1.3.3AvoidableSourcesofErrorExcluded8212;TheIQEshouldrealisticallyexcludeavoidablesourcesofbiasandvariation;thatis,thosesourcesthatcanreasonablybeavoidedinroutinefieldmeasurements.Avoidablesourceswouldinclude,butarenotlimitedto:modificationstothesample;modificationstothemeasurementprocedure;modificationstothemeasurementequipmentofthevalidatedmethod,andgrossandeasilydiscernibletranscriptionerrors,providedtherewasawaytodetectandeithercorrectoreliminatethem.1.4TheIQEappliestomeasurementmethodsforwhichcalibrationerrorisminorrelativetoothersources,suchaswhenthedominantsourceofvariationisoneofthefollowing:1.4.1SamplePreparation,andcalibrationstandardsdonothavetogothroughsamplepreparation.1.4.2DifferencesinAnalysts,andanalystshavelittleopportunitytoaffectcalibrationr......
【中国标准分类号】:A00
【国际标准分类号】:03_120_20
【页数】:14P.;A4
【正文语种】:
基本信息
标准名称: | 油气化探试样测定方法 第9部分:芳烃及其衍生物总量测定 紫外光谱法 |
英文名称: | Test method of samples of geochemical exploration for oil and gas Part 9: Determination of the gross amount of aromatic hydrocarbons and their ramifications Ultraviolet spectroscopy |
中标分类: |
石油 >>
石油勘探、开发与集输 >>
石油地质勘探 |
ICS分类: |
|
替代情况: | SY/T 6009-1994 |
发布部门: | 国家经济贸易委员会 |
发布日期: | 2003-03-18 |
实施日期: | 2003-08-01 |
首发日期: | |
作废日期: | |
主管部门: | 国家经济贸易委员会 |
提出单位: | 石油地质勘探标委会 |
归口单位: | 石油地质勘探标委会 |
起草单位: | 中国石油化工股份有限公司石油勘探开发研究院合肥石油化探研究所 |
起草人: | 胡斌、陈炜、程桂、张彦霞 |
出版社: | 石油工业出版社 |
出版日期: | 2003-08-01 |
页数: | 11页 |
批文号: | E11 |
适用范围
SY /r 6 0 09的本部分规定了油气化探试样中芳烃及其衍生物总量的测定方法,本方法适用于原油、土介质、岩屑(心)及水样中芳烃及其衍生物总量的测定。
前言
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引用标准
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所属分类: 石油 石油勘探 开发与集输 石油地质勘探