七星彩开奖结果

青岛拓科仪器有限公司专业研发水分仪,水分测定仪,超声波测厚仪等产品,自主知识产权,精度信得过。
10年专注水分仪研发制造销售一体水分仪,水分测定仪,超声波测厚仪厂家直销
全国咨询热线:0532-87728956
当前位置:主页 > 七星彩开奖结果 > 行业新闻 >

水分测定仪测量结果的影响因素

作者:admin 来源:未知 时间:2021-03-19 点击:次

[文章前言]:水分的测定方法较多,青岛拓科仪器有限公司卡尔·费休库仑法微量水分测定仪因其操作简单、准确度较高、测定速度快等优点,得到广泛应用。但此测定过程受很多因素的影响

  SHUIFENDECEDINGFANGFAJIAODUO,QINGDAOTUOKEYIQIYOUXIANGONGSIDEKAER·FEIXIUKULUNFAWEILIANGSHUIFENCEDINGYIYINQICAOZUOJIANDAN、ZHUNQUEDUJIAOGAO、CEDINGSUDUKUAIDENGYOUDIAN,DEDAOGUANGFANYINGYONG。DANCICEDINGGUOCHENGSHOUHENDUOYINSUDEYINGXIANG,RUYIQIDIANJI、KAER·FEIXIUSHIJI、YANGPINXINGZHI、CELIANGHUANJINGDENG,KAOLVBUZHOUHUOXUANZEBUDANG,DOUHUISHIDIDINGJIEGUOBUZHUNQUE。

  一、影响因素

  1.电极的影响

  KASHIDIDINGSHITONGGUODIANJICHUANSHUDEXINHAOPANDINGFANYINGZHONGDIAN,YINCI,DIANJIDELINGMINDUZHIJIEYINGXIANGDIDINGJIEGUO。HENDUOYINSUKEDAOZHIDIANJILINGMINDUXIAJIANG,RUZAZHIFUZHEYUDIANJIBIAOMIAN,KESHIDIANJILINGMINDUJIANGDI,DAOZHICEDINGJIEGUOPIANGAO;DIANJISHIYONGSHIJIANGUOZHANG,YEHUIDAOZHIDIANJILINGMINDUJIANGDI。YINCI,DIANJIZAISHIYONGQIANYINGJISHIJIANCHAWEIHU。

  2.电解液的影响

  ZHENGCHANGDECEDINGGUOCHENG,MEI100mLDIANJIEYEKEYUBUXIAOYU1gDESHUIJINXINGFANYING。ZAISHIJICEDINGZHONG,RUOCEDINGSHIJIANGUOZHANG,KONGQIZHONGDESHUIFENHUIDUIKASHISHIJICHANSHENGYINGXIANG,JIAYIRONGYEHUNHEHOUWENDINGXINGHUIXUNSUJIANGDI,ZHEIXIEYINSUDOUHUICUSHIDIANJIEYEMINGANXINGJIANGDI;DIANJIEGUOCHENGZHONGRUFAXIANYINJISHIZHONGDIANJIEYESHIFANGQIANGLIEQIPAOHUOQIYIBEIWURANCHENGDANHONGHESE,DIDINGZHONGDIANSHIJIANHUIJIAZHANG。CHUXIANZHEIXIEXIANXIANGDOUYINGJINKUAIGENGHUANDIANJIEYE。

  3.进样要求与进样量的影响

  DANGJIANGYANGPINZHURUDIANJIEYESHI,YINGZHUYIZHENTOUXUCHARUYEMIANXIA,BINGBIMIANYUDIANJIECHIBIHUODIANJIJIECHU,YIFANGYANGPINSUNSHI。DANPUTONGJINYANGZHENYOUYUQIZHENJIANJIAODUANJIAOCU,WUFADADAOSHANGSHUYAOQIU。XUANZEJINYANGZHENSHI,YINGJINLIANGXUANZEZHENJIANZHANGDUZAI15cmZUOYOUDEJINYANGZHEN,CIJINYANGZHENKEYOUXIAOBIMIANSHANGSHUXIANXIANGFASHENG。WEIDEDAOZHUNQUEDECEDINGJIEGUO,JINYANGLIANGYINGYUQIHANSHUILIANGYIZHI。DANRUGUOJINYANGSUDUJIAOMAN,YANGPINHUIHUIFAHUOXISHOUKONGQIZHONGDESHUIFEN,CONGERDUICEDINGJIEGUOZAOCHENGYINGXIANG。WEIZAIDUANSHIJIANNEICHENGDEYANGPINZHILIANGBINGJINYANG,KEZAISHUIFENCEDINGYIPANGPEIZHIYITAIJIAOXIAOFENDUWEI0.01mgDEDIANZITIANPING,JINYANGZHENQUYANGHOUKELIKECHENGDEQIZHILIANGBINGJINYANG,CONGERJIANGDICHANSHENGWUCHADEKENENGXING。

  4.副反应的影响

  KASHISHIJIDERONGYEYIZHONGHANYOUDIAN,ERLIUCHUNHELIUHUAQINGYUSHUIYIYANGKEYIXIAOHAODIAN,DAOZHISHUIFENCEDINGJIEGUOPIANGAO,YINCIHANYOULIUCHUNHUOLIUHUAQINGDENGDEYANGPIN,BUSHIYONGKASHIFADIDING。TONGYANGBUSHIYONGKASHIFADIDINGDEHAIYOUQUANTONGLEIYANGPIN。CHANGYONGDEKASHISHIJIYIBANYIJIACHUNZUORONGJI,QUANTONGLEIHUAHEWUHUIHEJIACHUNFANYINGSHENGCHENGSUOQUANHUOSUOTONGJISHUI,YINCI,YINGXUANYONGQITABUHANJIACHUNQIESHIYONGYUQUANTONGDESHIJILAICEDING。

  5.仪器条件的影响

  (1)JIAOBANSUDU:DIDINGSHIJIAOBANYINGCHONGFENBINGJUNYUN,SHIDANGDIAOJIEJIAOBANSUDUYIBAOZHENGDIANJIEYEHUNHECHONGFEN,QIEJIAOBANZIBUNENGTIAODONG,YIFANGPENGDAODIANJI。 (2)DIANDESHENGCHENGSUDU:DIANDESHENGCHENGSUDUYUYANGPINZHONGSHUIFENHANLIANGYOUGUAN。SHUIFENHANLIANGYUEDI,SHEDINGDEDIANSHENGCHENGSUDUYUEMAN,ZHEIYANGKEYIBAOZHENGYANGPINZHONGDESHUIFENWANQUANBEIDIANJIE。 (3)DIANJIEJIESHUCANSHU:YIBANYOUSHEDINGDEJIAOZHANGSHIJIANHUOPIAOYIJIESHUDIANLAIKONGZHIDIANJIEGUOCHENGSHIFOUJIESHU。

  6.漂移值的影响

  影响仪器漂移的因素很多,主要包括:仪器密封性不好或测定环境湿度较大,空气中的水分会慢慢渗入反应系统;在测定过程中发生副反应,如缩酮或酯化反应等,都会生成水;使用超过时效的卡氏试剂等,这些因素都可造成漂移值的变化。发现以上情况,应及时解决,以保证测定结果准确可靠。青岛拓科仪器有限公司测水仪

  二、结束语

  WEILEQUEBAOMS3000WEILIANGSHUIFENCEDINGYICEDINGDEZHUNQUEXING,ZAICEDINGQIAN,YINGDUIDIANJIJINXINGQINGXI、JISHIGENGHUANDIANJIEYE;CEDINGSHI,XUANZEZHENJIANZHANGDUZAI15cmZUOYOUDEJINYANGZHENJINYANG,BINGZAISHUIFENCEDINGYIPANGPEIBEIDIANZITIANPING,FANGBIANJISHICHENGLIANG;GENJUYANGPINXINGZHIXUANZEDIANJIEYE;DIAOJIEJIAOBANZIZHUANSU,KONGZHIDIANSHENGCHENGSUDU,ZHUNQUEPANDINGDIDINGZHONGDIAN;QUANMIANLEJIEKENENGZAOCHENGYIQIPIAOYIDEYINSU,BINGJISHIPAICHU。ZAICEDINGGUOCHENGZHONG,ZHIYAOZIXIGUANCHA,CHONGFENFENXI,BUDUANMOSUO,KONGZHIBINGPAICHUYINGXIANGCEDINGDEGEXIANGBULIYINSU,JIUKEHUODEZHUNQUEDECEDINGJIEGUO。

  以上就是小编为大家介绍的水分测定仪测量结果的影响因素的全部内容,如果大家还对相关的内容感兴趣,请持续关注青岛拓科仪器有限公司

  本文标题:水分测定仪测量结果的影响因素  地址:http://wszmqma.com/hangye/508.html

在线客服
联系方式

REXIANDIANHUA

13608965929

SHANGBANSHIJIAN

ZHOUYIDAOZHOUWU

GONGSIDIANHUA

0532-87728956

二维码
线