Chinese Journal of Applied Chemistry ›› 1991, Vol. 0 ›› Issue (3): 73-76.

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THE EXTRACTION KINETICS OF LANTHANUM(Ⅲ) AND IRON(Ⅲ)SULFATE WITH PRIMARY AMINE N1923

Sun Ducheng, Li Deqian   

  1. Changchun Institute of Applied Chemistry, Academia Sinica, Changchun 130022
  • Received:1990-04-28 Revised:1990-07-06 Published:1991-06-10 Online:1991-06-10

Abstract: The extraction kinetics of lanthanum (Ⅲ) and iron (Ⅲ) sulfate with N1923-n-heptanesolution has been studied by growing drop method at 25℃.The rate-determining steps inthis extraction process may be the following interfacial reactions for La(Ⅲ): .

Key words: primary amine, lathanum, iron, extraction kinetics