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A normal distribution model for the titration curves of humic acids
Author(s) -
Manunza B.,
Gessa C.,
Deiana S.,
Rausa R.
Publication year - 1992
Publication title -
journal of soil science
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.244
H-Index - 111
eISSN - 1365-2389
pISSN - 0022-4588
DOI - 10.1111/j.1365-2389.1992.tb00124.x
Subject(s) - titration , titration curve , distribution (mathematics) , chemistry , humic acid , mathematics , chromatography , organic chemistry , mathematical analysis , fertilizer
SUMMARY Titration curves of humic acids extracted from different sources were fitted using a continuous distribution model. The mean pK values and distribution variances were calculated in the fitting procedure and they proved to be useful in differentiation of the humic acids under examination.