Please use this identifier to cite or link to this item: http://nopr.niscpr.res.in/handle/123456789/41710
Title: Interaction between bromopyrogallol red anionic dye and cationic surfactants and its application in the determination of cationic surfactants
Authors: Huang, Xirong
Han, Shuhua
Zhang, Wenjuan
Yin, Yongquan
Jie, Nianqin
Huang, Jianping
Issue Date: Dec-1997
Publisher: NISCAIR-CSIR, India
Abstract: The binary interactions between bromopyrogallol red anionic dye and cationic surfactants (cetylpyridinium chloride and cetyltrimethylammonium bromide) have been studied by UV-visible spectrophotometry. The effect of bromopyrogallol red on the critical micelle concentration of the cationic surfactants and the effect of the cationic surfactants on the acid-base dissociation equilibrium of bromopyrogallol red have been discussed. Based on the spectral characteristics of the two binary interactions. a new chromogenic system has been developed for micro determinations of the two cationic surfactants.
Page(s): 1097-1100
ISSN: 0975-0975(Online); 0376-4710(Print)
Appears in Collections:IJC-A Vol.36A(12) [December 1997]

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