【英文标准名称】:StandardGuideforEstablishingSpectrophotometerPerformanceTests
【原文标准名称】:建立光谱仪性能试验的标准指南
【标准号】:ASTME1866-1997(2007)
【标准状态】:现行
【国别】:美国
【发布日期】:1997
【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】:E13.03
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:iinstrumentperformance;level0;molecularspectrophotometer;spectrophotometertests
【摘要】:IfASTMCommitteeE13hasnotspecifiedanappropriatetestprocedureforaspecifictypeofspectrophotometer,orifthesamplespecifiedbyaCommitteeE13procedureisincompatiblewiththeintendedspectrophotometeroperation,thenthisguidecanbeusedtodeveloppracticalperformancetests.4.1.1Forspectrophotometerswhichareequippedwithpermanentorsemi-permanentsamplingaccessories,thetestsamplespecifiedinaCommitteeE13practicemaynotbecompatiblewiththespectrophotometerconfiguration.Forexample,forFT-MIRinstrumentsequippedwithtransmittanceorIRSflowcells,testsbasedonpolystyrenefilmsareimpractical.Insuchcases,theseguidelinessuggestmeansbywhichtherecommendedtestprocedurescanbemodifiedsoastobeperformedonacompatibletestmaterial.4.1.2Forspectrophotometersusedinprocessmeasurements,thechoiceoftestmaterialsmaybelimitedduetoprocesscontaminationandsafetyconsiderations.Theseguidelinessuggestmeansofdevelopingperformancetestsbasedonmaterialswhicharecompatiblewiththeintendeduseofthespectrophotometer.Testsdevelopedusingtheseguidelinesareintendedtoallowtheusertocomparetheperformanceofaspectrophotometeronanygivendaywithpriorperformance.Thetestsareintendedtouncovermalfunctionsorotherchangesininstrumentoperation,buttheyarenotdesignedtodiagnoseorquantitativelyassessthemalfunctionorchange.Thetestsarenotintendedforthecomparisonofspectrophotometersofdifferentmanufacture.1.1Thisguidecoversbasicproceduresthatcanbeusedtodevelopspectrophotometerperformancetests.Theguideisintendedtobeapplicabletospectrophotometersoperatingintheultraviolet,visible,near-infraredandmid-infraredregions.1.2ThisguideisnotintendedasareplacementforspecificpracticessuchasPracticesE275,E925,E932,E958,E1421,orE1683thatexistformeasuringperformanceofspecifictypesofspectrophotometers.Instead,thisguideisintendedtoprovideguidelinesinhowsimilarpracticesshouldbedevelopedwhenspecificpracticesdonotexistforaparticularspectrophotometertype,orwhenspecificpracticesarenotapplicableduetosamplingorsafetyconcerns.Thisguidecanbeusedtodevelopperformancetestsforon-lineprocessspectrophotometers.1.3Thisguidedescribesunivariatelevelzeroandlevelonetests,andmultivariatelevelAandlevelBtestswhichcanbeimplementedtomeasurespectrophotometerperformance.Thesetestsaredesignedtobeusedasrapid,routinechecksofspectrophotometerperformance.Theyaredesignedtouncovermalfunctionsorotherchangesininstrumentoperation,butdonotspecificallydiagnoseorquantitativelyassessthemalfunctionorchange.Thetestsarenotintendedforthecomparisonofspectrophotometersofdifferentmanufacture.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:N53
【国际标准分类号】:71_040_50
【页数】:9P.;A4
【正文语种】:英语
基本信息
标准名称: | 化纤用氢氧化钠中硫酸盐含量的测定 硫酸钡重量法(甲法) |
英文名称: | Sodium hydroxide for chemical fiber use; Determination of sulphate mass fraction; Barium sulphate gravimetric method |
中标分类: |
化工 >>
无机化工原料 >>
无机酸、碱 |
ICS分类: |
化工技术 >>
无机化学 >>
碱
|
替代情况: | 被GB/T 11213.5-2006代替 |
发布部门: | 中华人民共和国化学工业部 |
发布日期: | 1988-08-13 |
实施日期: | 1990-01-01 |
首发日期: | 1989-03-31 |
作废日期: | 2007-06-01 |
主管部门: | 中国石油和化学工业协会 |
提出单位: | 由全国化学标准化技术委员会 |
归口单位: | 化学工业部锦西化工研究院技术 |
起草单位: | 化学工业部锦西化工研究院 |
起草人: | 范甫霞、郭宝玉 |
出版社: | 中国标准出版社 |
出版日期: | 1900-01-01 |
页数: | 2页 |
适用范围
本标准规定了化纤用氢氧化钠中硫酸盐含量(以NazSO;计)的测定方法。
本方法适用于氢氧化钠中硫酸盐含量等于或大于0.05肠的产品’〕。
前言
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引用标准
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所属分类: 化工 无机化工原料 无机酸 碱 化工技术 无机化学 碱