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What is humic acid
- Feb 05, 2018 -
Humic acid is a natural compound of organic macromolecules. Widely present in nature, the proportion of humic acid in soil is the largest, and the soil humic acid is a heterogeneous complex mixture of physical chemistry, which is composed of natural, high molecular weight, yellow to black, amorphous, colloidal, aliphatic and aromatic organic polyelectrolyte, Cannot be expressed in a single chemical structure.

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