Chem. J. Chinese Universities ›› 1985, Vol. 6 ›› Issue (11): 977.

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Study on Color Reaction of Ternary System of Mercury-meso-Tetra (P-Sulfonatophenyl)-Porphyrin-Cetyltrimethylammonium Bromid

An Xinmin, Liang Yongwu, Jia Dianzeng, Zhang Xiangdong   

  1. Department of Chemistry, Xingjiang University, Wulumuqi
  • Received:1984-06-07 Online:1985-11-24 Published:1985-11-24

Abstract: Ahighly sensitive colour reaction of mercury(Ⅱ)-meso-letra (P-sulfonatophenyl) porphyrin(TPPS4)-cctyltrimethy]ammonium bremicc (CTMAB) system has been investigated spectrophotometrically. Mccury reads rapidly with THS4 and CTMABto form a yellow-green ternary complex at pH = 11 under room temperature. The apparent molar absorptivity of the complex is 2.38×105 l·mol-1 ·cm-1 at 445 nm. The molar ratio of the complex has been estimated to be Hg:(TPPS4)= 1:1.

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