SPECTROPHOTOMETRIC DETERMINATION OF PROMAZINE WITH AN OXIDATIVE COLUMN IN FIA MANIFOLDS

被引:14
作者
KOJLO, A [1 ]
PUZANOWSKATARASIEWICZ, H [1 ]
CALATAYUD, JM [1 ]
机构
[1] UNIV VALENCIA,DEPT QUIM ANALIT,E-46100 BURJASSOT,SPAIN
关键词
FLOW-INJECTION ANALYSIS; PROMAZINE; OXIDATION REACTION;
D O I
10.1016/0731-7085(91)80081-J
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
A simple flow-injection spectrophotometric method for the determination of promazine is described. The two proposed procedures are based on the oxidation of analyte with a manganese dioxide column. Concentrations of promazine in the ranges 2-20 and 1-6 are determined with a relative standard deviation of 1 .0%. The injection rates are 62 and 80 samples h-1, respectively. The influence of foreign species and the determination of promazine in a pharmaceutical formulation are also reported,
引用
收藏
页码:785 / 788
页数:4
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