英文对照版微晶纤维素质量标准

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1、题目：微晶纤维素登记号：页数：1/13制定：审核：审批：颁发部门：质量管理部年月日年月日年月日生效日期：年月日分发部门：标题1.Characters1.性状2.IdentificationA.B.正文Awhiteoralmostwhite,fineorgranularpowder,practicallyinsolubleinwater,inacetone,inethanol,intolueneandindiluteacidsandina50g/lsolutionofsodiumhydroxide.白色或几乎白色，细粉或粒状粉末。不溶于水，丙酮，乙醇，甲苯，稀

2、酸和50g/l的氢氧化钠溶液。Reagent:ZincChlorideSolution,Iodinated：Dissolve20gofzincchlorideand6.5gofpotassiumiodidein10.5mlofwater.Add0.5gofiodineandshakefor15minutes,filteringifnecessary.Storeprotectedfromlight.Method:Placeabout10mgonawatch-glassanddispersein2mlofiodinatedzincchloridesolution

3、R.Thesubstancebecomesviolet-blue.Apparatus:capillaryviscometerReagent:nitrogen;CupriethylenediamineHydroxideSolution：Usea1Msolutioninwhichthemolarratioofethylenediaminetocopperis2.00±0.04.Method:题目：微晶纤维素审批：年月日登记号：页数：2/13标题正文Transfer1.300gtoa125mlconicalflask.Add25.0mlofwaterRand25.

4、0mlof1Mcupriethylenediaminehydroxidesolution.ImmediatelypurgethesolutionwithnitrogenR,insertthestopperandshakeuntilcompletelydissolved.Transfer7.0mlofthesolutiontoasuitablecapillaryviscometer(2.2.9).Equilibratethesolutionat25°C±0.1°Cfornotlessthan5min.Recordtheflowtimet1inseconds,b

5、etweenthe2marksontheviscometer.Calculatethekinematicviscosityυ1ofthesolutionusingtheformula:t1(k1)wherek1istheviscometerconstant.Diluteasuitablevolumeof1McupriethylenediaminehydroxidesolutionwithanequalvolumeofwaterRandmeasuretheflowtimet2usingasuitablecapillaryviscometer.Calculate

6、thekinematicviscosityυ2ofthesolventusingtheformula:t2(k2)wherek2istheviscometerconstant.Determinetherelativeviscosityηrelofthesubstancetobeexaminedusingtheformula:υ1/υ2Determinetheintrinsicviscosity[η]cbyinterpolation,usingtheIntrinsicViscosityTable(Table0316.-1).Calculatethedegree

7、ofpolymerisationPusingtheformula:wheremisthemassingrams,ofthesubstancetobeexaminedandbisthelossondryingasapercentage.Thedegreeofpolymerisationisnotmorethan350.题目：微晶纤维素审批：年月日登记号：页数：3/13标题2.鉴别A：B：正文试剂：经碘处理的氯化锌溶液（将20g的氯化锌和6.5g的碘化钾溶解于10.5ml水中，再加0.5g的碘，振摇15min，如有必要可过滤，避光保存）；方法：取约10mg的供试

8、品于表面玻璃中，用2ml经碘处理的氯化锌溶液，供试品