发明名称 |
METHOD OF DETECTING N-METHYL-2-PYRROLIDONE THROUGH STRIPPING VOLTAMMETRY |
摘要 |
FIELD: chemistry. ^ SUBSTANCE: method involves electrochemical concentration of N-methyl-2-pyrrolidone on a mercury film electrode. Concentration is carried out for 60-300 s with electrolysis potential of -(0.05-0.15) V on an ethylene glycol background with addition of tetrabutylammonium bromide, subsequently plotting cathode current versus voltage curves with linear potential sweep at a rate of 80 mV/s. Concentration of N-methyl-2-pyrrolidone is determined from the peak height at potential value of -(0.25-0.45) V relative a silver chloride electrode. ^ EFFECT: increased sensitivity and faster analysis. ^ 1 ex |
申请公布号 |
RU2391658(C1) |
申请公布日期 |
2010.06.10 |
申请号 |
RU20090110797 |
申请日期 |
2009.03.24 |
申请人 |
GOSUDARSTVENNOE OBRAZOVATEL'NOE UCHREZHDENIE VYSSHEGO PROFESSIONAL'NOGO OBRAZOVANIJA "TOMSKIJ GOSUDARSTVENNYJ UNIVERSITET" |
发明人 |
MOKROUSOV GENNADIJ MIKHAJLOVICH;BATALOVA VALENTINA NIKOLAEVNA;ALEKSEENKO KIRA VIKTOROVNA |
分类号 |
G01N27/49;G01N31/00 |
主分类号 |
G01N27/49 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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