Chem. J. Chinese Universities ›› 1989, Vol. 10 ›› Issue (3): 267.

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Studies of the Dilution Heat and Activity Coefficient of Aqueous Solution of 5,10,15,20-Tetrakis-(P-Sulfophenyl) Porphyrin Sodium

Wu Dingquan, Pei Dehua, Qu Songsheng   

  1. Department of Chemistry, Wuhan University, Wuhan
  • Received:1987-09-08 Online:1989-03-24 Published:1989-03-24

Abstract: Using LKB2107 Microcalorimetry System and isobaric measuring instrument for activity, the dilution heat and activity coefficient of aqueous of 5,10,15,20-tetrakis-(p-sulfophenyl) porphyrin sodium have been determined respectively at 25 ℃, relative partial molar enthalpies were calulated.

Key words: 5,10,15,20-tetrakis-(p-sulfophenyl) porphyrin.sodium salt, Heat of dilution, Activity, Activity of coefficient

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