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怎么判断pH玻璃电极的优良
点击次数:926 发布时间:2015-10-13

用户对pH玻璃电极的要求

1、DIZUKANGBOLIMO

2、0~14 pHFANWEINEIDEHUAXUEFUSHI

3、BUYIPOSUN

4、REWENDINGXING

5、HAODEZAIXIANXING

6、BUYISHUIJIE

7、WUJIANWUCHA

8、在0~14 pH范围内的线性电位值

薄膜玻璃主要由SiO2正四面体网络、网络框架和网络电荷点组成。其中zui后一个组分可以使SiO2网络键松动以使单价的阳离子易于交换。早期的薄膜玻璃一般是钠玻璃,此种薄膜玻璃在pH悠洋棋牌10以内都表现出良好的线性,而在这以上则有较大的碱误差。如今,人们在玻璃液中加入锂化合物(锂玻璃)使得薄膜玻璃有较宽的pH范围而且只有很小的碱误差。

悠洋棋牌DANGBOMOBOLIDEBIAOMIANBEISHUIJINSHISHI,QIBIAOMIANDEJIANLIZIBIANHUIRONGCHU,YEJIUSHISHUOBOMOBOLIBIAOMIANBEISHUIJIE。QUJUEYUBOLIZHONGLEIDEBUTONG,CIZHONGSHUIJIEZUOYONGKESHIBOLIBIAOMIANXINGCHENG0.3~0.6nmHOUDERONGZHANGCENG。DUIYUH+LIZILAIJIANG,CIRONGZHANGCENGDEHENXIANGYILIZIJIAOHUANQI。SUIZHEBEICEJIEZHIpHZHIDEBIANHUA,H+LIZIHUIKUOSANJINRONGZHANGCENGHUOCONGRONGZHANGCENGZHONGKUOSANCHULAI。DUIYUBOMOBOLIDENEICELAIJIANG,ZHENGGEGUOCHENGYUSHANGSHUXIANGTONG,ZHISHIYOUYUNEIRONGYESHIGUDINGDE(RUpHWEI7DENEIHUANCHONGYE),SUOYIZHISHIXINGCHENGHENGDINGDEH+LIZIHUODU。NEICEHEWAICEDERONGZHANGCENGBEIBOLIZUZHIFENKAI,TONGSHIYOUYUBOLIMONEIWAILIANGCEBUTONGDEBIAOMIANDIANWEIBIANZAIBOLIMOSHANGJIANLILEYIGEDIANWEICHA。ZHEIYIDIANWEICHAKETONGGUOLINGDIANLIUFAYONGYIDAIYOUpHKEDUDEmVJICELIANGBINGYIpHZHIDEXINGSHIXIANSHICHULAI。

CIDIANWEIZUNXUNNENGTESIFANGCHENG,ZAI25℃DETIAOJIANXIA,ZHIZIHUODUBIANHUAYIJIBIE(YIGEpH)SHI,DIANWEIBIANHUA59.16mV。

 

碱-酸误差

理论上讲,对应于所有pH值悠洋棋牌的电位曲线应该是线性的,实际上,特征曲线的二端都有非线性的情况出现。

悠洋棋牌SUOWEIDESUANWUCHAZHUYAOSHIYOUYURONGZHANGCENGZHONGZHUCUNDEBUKENIH+LIZIZAOCHENGDE。YINCIZAIDAYUEpHXIAOYU2DEFANWEINEIDIANWEIDABUDAOMANZUNENGTESIFANGCHENGDEDIANWEIZHI59.16mV/pHZHIGUOGAO。XIANJINDEBOLIMOJIHUXIAOCHULECIWUCHA。

DUIYUJIANWUCHALAIJIANG,QIBIAOXIANSHIXIANSHIDEpHZHIGUODI。QIYUANYINSHIYOUYUJIANLIZIDETIDAIZAOCHENGH+LIZINONGDUDEBUZU。CIWUCHATEBIECHUXIANZAIBEICEJIEZHIZHONGHANYOUNONGDUNAHELILIZIDECHANGHE。JIANWUCHAKETONGGUOHESHIDEBOPEIFANGJIAYIJIANSHAO。

 

一个性能优良的电极的概念应如下:

1、 CANBIXITONG Ag/AgCl

2、 WENDINGDEBANDIANCHIDIANWEI DAIYOUDIANJIEZHIYANQIAODECANBIXITONGHEKANGWURANDECANBIXITONG

3、 GEMO KANGWURANTEFLONHUANXINGGEMO

悠洋棋牌4、 NENGNAI15barYALIDE MIANWEIHUKClNINGJIAOTIANCHONG

MIANWEIHUCANBIXITONG

悠洋棋牌SUOYOUSHANGSHUTEDIAN,DOUZAIWOMENDEDIANJIZHONGDEDAOLETIXIAN。

1、 YUANXINGDEGEMOBAOWEIZHUpHBOLIBOMO,XINGCHENGGAOLIZIHUODUDEZHONGXINDUICHENGQUYU,SHIQIJUYOUZHUIXINGFENGXIGEMODEYOUDIANERBIMIANLETADEBUZU,RU:YOUYUWOLIUDEZUOYONG、JIEGOUHEREFUZAICHONGJIZAOCHENGGEMODUSAIHEDADEKClXIAOHAO。DIANJIBUYONGWEIHU,CANBIXITONGBUYIDUSAI。ZAILIZIQUESHAODEJIEZHIZHONGTONGGUOCAIQUKClYANCHUBEIYENENGJINXINGHENHAOCELIANG。

2、 BUXUDIANJIEZHIRONGYETIANJIAKONG,YINCIBOLIGUANSHIMIFENGDE,JIAZHIDIANJIEZHIRONGYEDEBUKEYASUOXING,SHIZHIKEYINGYONGYUZAIGAOYALIWEI6bar(TESHUCUOSHIKEDA10 bar)DECHANGHE。

悠洋棋牌3、 BUTONGYUCHUANTONGGEMO,DUIZANGWUBUMINGAN。

4、 Ag/AgClBANDIANCHIJUYOUDULIDECANBIGUAN,YEJIUSHISHUO,WENDINGDEBANDIANCHIDIANWEITONGGUOYANQIAOYUBEICEJIEZHIJIECHU。SHIDEBANDIANCHIDIANWEIZAIXIANGDANGZHANGDESHIJIANNEIBAOCHIWENDING。

悠洋棋牌5、 NINGJIAONEIBUHANYIN,ZHEIYANGDUIYUHANLIUDEBEICEJIEZHIBUQIFANYING。

悠洋棋牌6、 ZAIKONGQIZHONGCHENGSHOURECHONGJIHELENGQUESHI,BUXIANGKONGDONGSHIGEMOYIYANGHUICHANSHENGLIANXUDEQIPAO。ZHEIXIECUNZAIYUKONGDONGGEMOHOUMIANDEQIPAOHUIYINQICANBIXITONGDEDIANJUEYUAN。

悠洋棋牌7、 YUKONGDONGGEMOXIANGBI,ZAIRECHONGJIXIA,BUHUIYOUNINGJIAOJICHU。

 

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