Chem. J. Chinese Universities ›› 1997, Vol. 18 ›› Issue (5): 716.

• Articles • Previous Articles     Next Articles

Quantitative Analysis of Gray System for the Spectra of Background and Analytes Severely Overlapped by Using pH Distribution-spectra

C0NG Pei-Sheng, ZHU Zhong-Liang, LI Tong-Hua   

  1. Department of Chemistry, Tongji University, Shanghai, 200092
  • Received:1996-06-27 Online:1997-05-24 Published:1997-05-24

Abstract: The differences among components were increased because each component appears to be several species in an acid-base mixture.Based on the thesis of RBL, it has been achieved to use this information and introduce pHdistribution-spectra information into quantitative analysis of gray system by combining numeric genetic algorithm.The result shows that for gray systems which the spectra of background and analytes severely overlaps the prediction accuracy for analytes is higher.

Key words: pH distribution-spectra, Gray system, NGA, RBL

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