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常用的水分测定仪特点

作者:admin 来源:未知 时间:2020-11-25 点击:次

[文章前言]:  卡尔费休法简称费休法,是1935年卡尔费休(KarlFischer)提出的测定水分的容量分拆方法。费休法是测定物质水分的各类化学方法中,对水较为专一、较为准确的方法。虽属经典方法但经

  01卡尔费休水分测定仪

  KAERFEIXIUFAJIANCHENGFEIXIUFA,SHI1935NIANKAERFEIXIU(KarlFischer)TICHUDECEDINGSHUIFENDERONGLIANGFENCHAIFANGFA。FEIXIUFASHICEDINGWUZHISHUIFENDEGELEIHUAXUEFANGFAZHONG,DUISHUIJIAOWEIZHUANYI、JIAOWEIZHUNQUEDEFANGFA。SUISHUJINGDIANFANGFADANJINGGUOJINNIANGAIJIN,TIGAOLEZHUNQUEDU,KUODALECELIANGFANWEI,YIBEILIEWEIXUDUOWUZHIZHONGSHUIFENCEDINGDEBIAOZHUNFANGFA。

  FEIXIUFASHUDIANLIANGFA,QIJIBENYUANLISHILIYONGDIANYANGHUAERYANGHUALIUSHI,XUYAO—DINGLIANGDESHUICANJIAFANYING:

  I2SHISO2SHI2H2O=2HISHIH2SO4

  SHANGSHUFANYINGSHIKENIDE。WEILESHIFANYINGXIANGZHENGFANGXIANGYIDONGBINGDINGLIANGJINXING,XUJIARUJIANXINGWUZHI。SHIYANZHENGMING,BIDINGSHIJIAOSHIYIDESHIJI,TONGSHIBIDINGHAIJUYOUKEYUDIANHEERYANGHUALIUJIEHEYIJIANGDIERZHEZHENGQIYADEZUOYONG。YINCI,SHIJIXUJIAJINJIACHUNHUOLINGYIZHONGHANHUOPOOHJIDERONGJI,SHILIUSUANGANBIDINGZHUANBIANCHENGWENDINGDEJIAJILIUSUANQINGBIDING。

  02红外水分仪

  HONGWAIXIANJIAREJILI:DANGYUANHONGWAIXIANFUSHEDAOYIGEWUTISHANGSHI,KEFASHENGXISHOU、FANSHEHETOUGUO。DANSHI,BUSHISUOYOUDEFENZIDOUNENGXISHOUYUANHONGWAIXIANDE,ZHIYOUDUINEIXIEXIANSHICHUDIANDEJIXINGFENZICAINENGQIZUOYONG。SHUI、YOUJIWUZHIHEGAOFENZIWUZHIJUYOUQIANGLIEDEXISHOUYUANHONGWAIXIANDEXINGNENG。DANGZHEIXIEWUZHIXISHOUYUANHONGWAIXIANFUSHENENGLIANGBINGSHIQIFENZI,YUANZIGUYOUDEZHENDONGHEZHUANDONGDEPINLVYUYUANHONGWAIXIANFUSHEDEPINLVXIANGYIZHISHI,JIRONGYIFASHENGFENZI、YUANZIDEGONGZHENHUOZHUANDONG,DAOZHIYUNDONGDADAJIAJU,SUOZHUANHUANCHENGDERENENGSHINEIBUSHENGGAOWENDU,CONGERSHIDEWUZHIXUNSUDEDAORUANHUAHUOGANZAO。

  YIBANDEJIAREFANGFASHILIYONGREDECHUANDAOHEDUILIU,XUYAOTONGGUOMEIZHICHUANBO,SUDUMAN,NENGHAODA,ERYUANHONGWAIXIANJIARESHIYONGREDEFUSHE,ZHONGJIANWUXUMEIZHICHUANBO。TONGSHI,YOUYUFUSHENENGYUFARETIWENDUDE4CIFANGCHENGZHENGBI,YINCI,BUJINJIEYUENENGYUANERQIESUDUKUAI、XIAOLVGAO。CIWAI,YUANHONGWAIXIANJUYOUYIDINGDECHUANTOUNENGLI,YOUYUBEIJIAREGANZAODEWUZHIZAIYIDINGSHENDUDENEIBUHEBIAOCENGFENZITONGSHIXISHOUYUANHONGWAIFUSHENENG,CHANSHENGZIFAREXIAOYING,SHIRONGJIHUOSHUIFENZIZHENGFA,FAREJUNYUN,CONGERBIMIANLEYOUYUREZHANGCHENGDUBUTONGERCHANSHENGDEXINGBIANHEZHIBIAN,SHIWUZHIWAIGUAN、WULIJIXIEXINGNENG、LAODUHESEZEDENGBAOCHIWANHAO。

  HONGWAIXIANSHUIFENCEDINGYIZHUYAOYOUHONGWAIFUSHEJIAREQIHEDIANZITIANPINGQUEDINGQIJINGDUHEWENDINGXING.

  HONGWAIFUSHEJIAREQI:WUSIZHENKONGGUANKEFUSHEJINHONGWAIXIAN,TANHUAGUISHUZHANGBOZHANGDEYUANHONGWAIFUSHEJIAREQI,SHIYINGBOLIHETAOCIHONGWAIJIAREQINENGFUSHEZHONGHONGWAIXIAN。

  HONGWAIXIANSHUIFENCEDINGYISHUIFENCEDINGJIZHUNDEGONGRENBIAOZHUNCEDINGFADE「GANZAOJIANLIANGFA」JIQILEISIDEJIAREGANZAO、ZHILIANGCEDINGDEHONGWAIXIANSHUIFENYI。GONGRENBIAOZHUNCEDINGFADE「GANZAOJIANLIANGFA」YEBEICHENGZHIWEI(105°C 5XIAOSHIFA)、(135°C 3XIAOSHIFA)DENG,TONGGUOZAIGANZAOJIZHONGFANGRUYANGPINJINXINGZHANGSHIJIANDEJIAREGANZAO,LAIZHUNQUEDECEDINGGANZAOQIANYUGANZAOZHIHOUDEZHILIANGBIANHUA,YICIJISUANCHUSHUIFENLIANG。WEICI,XUYAOCEDINGRENYUANDUISHEBEIHEJISHUFEICHANGJINGTONG。YOUYUCEDINGXUYAOJIAOZHANGDESHIJIAN,YINCIKUAISUCEDINGDALIANGDEYANGPINBIJIAOKUNNAN。SUOYI,DUIYUGAOZHUNQUEDUDEZHENDUIDUOZHONGDUOYANGDEYANGPINJINXINGCEDINGERYAN,CHUHONGWAIXIANSHUIFENJIZHIWAIBUZUOTAXIANG。SUIRANYEYOUYIXIEQITADEDIANQIYIJIGUANGXUEDECEDINGFANGFA,DANSHI,DOUSHUYUXIANDINGCEDINGDUIXIANGDEZHUANYONGYIQI。CONGTONGYONGXINGDEJIAODUERYAN,DOUYUANBUJIHONGWAISHUIFENJI。

  SHIYONGFANWEI:KEYICEDINGGUWU、DIANFEN、MIANFEN、GANMIAN、NIANGZAOPIN、HAICHANPIN、YULEIJIAGONGPIN、SHIYONGROULEIJIAGONGPIN、DIAOLIAO、DIAN、XIN、RUZHIPIN、GANZAOSHIPIN、ZHIWUYOUDENGSHIPINXIANGGUANWUPIN,YAOPIN、KUANGSHISHA、JIAOTAN、BOLIYUANLIAO、SHUINI、HUAXUEFEILIAO、ZHI、ZHIJIANG、MIAN、GEZHONGXIANWEIDENGDEGONGYEZHIPINDENG。

  03露点水分仪

  LUDIANSHUIFENCEDINGYICAOZUOJIANBIAN,YIQIBUFUZA,SUOCEJIEGUOYIBANLINGRENMANYI,CHANGYONGYUZHANGJIUXINGQITIZHONGWEILIANGSHUIFENDECEDING。DANCIFAGANRAOJIAODUO,YIXIEYILENGHUANQITITEBIEZAINONGDUJIAOGAOSHIHUIBISHUIZHENGQIXIANJIELUCHANSHENGGANRAO。

  04微波水分仪

  WEIBOSHUIFENCEDINGYILIYONGWEIBOCHANGGANZAOYANGPIN,JIASULEGANZAOGUOCHENG,JUYOUCELIANGSHIJIANDUAN,CAOZUOFANGBIAN,ZHUNQUEDUGAO、SHIYONGFANWEIGUANGDENGTEDIAN,SHIYONGYULIANGSHI、ZAOZHI、MUCAI、FANGZHIPINHEHUAGONGCHANPINDENGDEKELIZHUANG、FENMOZHUANGJIZHANCHOUXINGGUTISHIYANGZHONGDESHUIFENCEDING,HAIKEYINGYONGYUSHIYOU、MEIYOUJIQITAYETISHIYANGZHONGDESHUIFENCEDING。

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