Chem. J. Chinese Universities ›› 1988, Vol. 9 ›› Issue (11): 1136.

• Articles • Previous Articles     Next Articles

Studies on the Extraction Kinetic of Fed) with 2-Ethyl Hexyl 2-Ethyl Hexyl Phosphonic Acid (HEH[EHP])

Gao Zili, Sun Sixiu, Shen Jinlan, Yu Weipu   

  1. Department of Chemistry, Shandong University, Jinan
  • Received:1987-04-15 Online:1988-11-24 Published:1988-11-24

Abstract: The extraction kinetics of the system Fe(Ⅲ)/1.0mol.L-1(Na,H)NO3/ HFH[FHP]-heptane has been studied at 298±1K with highly stirred tanks. The change of concentration of Fe(Ⅲ) in the aqueous phase with the extraction time is determined by potentiometry.

Key words: Extiaction kinetic, Isron(Ⅲ), Mono(2-ethylhexyl) 2-ethylhexyl phospho- nic acid

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