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Humic Acid and Fulvic acid molecular weight and composition

Humic Acid and Fulvic acid definition Humic substance is of polymeric nature,with molecular weights determined by small angle X-raw scattering ranging from 500 to 2000 Dalton for both aquatic and soil fulvic acid,and 1000 to…

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Humic Substance and its formation

Humic Substance and its formation Humic substance is widely distributed in nature and represent a significant contribution to the global geochemical cycle of carbon . They cnsititute a major fraction of soil organic matter(up to…