作者:标准资料网 时间:2024-05-16 06:45:49   浏览:8656   来源:标准资料网

【英文标准名称】:StandardPracticeforNearInfraredQualitativeAnalysis
【原文标准名称】:近红外线定性分析的标准规程
【标准号】:ASTME1790-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:E13.11
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:光谱学;接近;实施规程;红外线;合金;定性分析
【英文主题词】:Infrared(IR)analysis;emmetals/alloys;molecularspectroscopy;near-infraredinstruments;qualitativeanalysis;spectroscopy;eminfrared;nearinfraredqualitativeanalysis
【摘要】:1.1Thispracticecoverstheuseofnear-infrared(NIR)spectroscopyforthequalitativeanalysisofliquidsandsolids.ThepracticeiswrittenundertheassumptionthatmostNIRqualitativeanalyseswillbeperformedwithinstrumentsdesignedspecificallyforthisregionandequippedwithcomputerizeddatahandlingalgorithms.Inprinciple,however,thepracticealsoappliestoworkwithliquidsamplesusinginstrumentsdesignedforoperationovertheultraviolet(UV),visible,andmid-infrared(IR)regionsifsuitabledatahandlingcapabilitiesareavailable.ManyFourierTransformInfrared(FTIR)(normallyconsideredmid-IRinstruments)haveNIRcapability,oratleastextended-rangebeamsplittersthatallowoperationto1.2[mu]m;thispracticealsoappliestodatafromtheseinstruments.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:N53
【国际标准分类号】:71_040_50
【页数】:8P.;A4
【正文语种】: