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1、A284--284nmwavelengthmeasuredwithabsorbance;A386--336nmwavelengthmeasuredwithabsorbance;M--samplequality,g.Note:Ifthereisadispute,anultravioletspectrophotometryforarbitrationlaw.thequalitativeidentificationseeAppendixa(Appendixtothestandard)neededtoneutralizeacidityreferstoacidityper100gofsam
2、ple1mol/Lnumberofmlofsodiumhydroxidesolution.1reagentsandmaterials,exceptasotherwiseprovided,thereagentispure,waterasdistilledwater.1.10.1mol/Lsodiumhydroxidestandardsolutiondissolve4gofsodiumhydroxidein1Lbytheboilingandcoolingwater,potassiumhydrogenphthalate(referencesample)accordingtoitsrul
3、esofplaycalibrationconcentration.Saidtakeadvancein1250CShidryhadofobenzeneIIcarboxylicacidhydrogenpotassium(benchmarkreagents0.8g~0.9g(preciseto0.0002g),placed350mLtaperedbottleinthe,with50mLbyboilingHoucoolingofwaterdissolved,joined2~3drops1%phenolphthaleinindicatesagent,withhydrogenoxidatio
4、nsodiumsolutiontitrationtosolutionispink,toin10swithinnotfadedforend.bytype(3)calculationsodiumhydroxidestandardsolutionofconcentration:C=m÷(Vx0.2042).................................(3)intheformula:C--standardsolutionofsodiumhydroxideconcentration,mol/l;Thequalityofm--potassiumhydrogenphthal
5、ate,g;V--dropsoftimeconsumedbythevolumeofstandardsolutionofsodiumhydroxide,mL;0.204目录1文档保存及批准31.1文档保存31.2修改记录31.3批准记录32图示解释43业务流程设计53.1未来业务子流程模式－说明53.2未来业务子流程模式–流程图73.3其它说明9A284--284nmwavelengthmeasuredwithabsorbance;A386--336nmwavelengthmeasuredwithabsorbance;M--samplequality,g.Note:Iftherei
6、sadispute,anultravioletspectrophotometryforarbitrationlaw.thequalitativeidentificationseeAppendixa(Appendixtothestandard)neededtoneutralizeacidityreferstoacidityper100gofsample1mol/Lnumberofmlofsodiumhydroxidesolution.1reagentsandmaterials,exceptasotherwiseprovided,thereagentispure,waterasdis
7、tilledwater.1.10.1mol/Lsodiumhydroxidestandardsolutiondissolve4gofsodiumhydroxidein1Lbytheboilingandcoolingwater,potassiumhydrogenphthalate(referencesample)accordingtoitsrulesofplaycalibrationconcentration.Saidtakeadvancein1250CShidryhadofobe
