Abstract
A new procedure was suggested for preparing analogs of natural humic acids using as precursor a nitrogen-containing amphoteric polyelectrolyte prepared by condensation of pyrocatechol with hexamethylenetetramine. The physicochemical and spectral properties of the product were examined.
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Original Russian Text © V.A. Litvin, R.L. Galagan, B.F. Minaev, 2012, published in Zhurnal Prikladnoi Khimii, 2012, Vol. 85, No. 2, pp. 309–315.
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Litvin, V.A., Galagan, R.L. & Minaev, B.F. Synthesis and properties of synthetic analogs of natural humic acids. Russ J Appl Chem 85, 296–302 (2012). https://doi.org/10.1134/S1070427212020243
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DOI: https://doi.org/10.1134/S1070427212020243