Fulvic Acids

Some articles on acid, acids, fulvic acids:

Humic Acid
... Humic acid is a principal component of humic substances, which are the major organic constituents of soil (humus), peat, coal, many upland streams, dystrophic lakes, and ocean water ... It is not a single acid rather, it is a complex mixture of many different acids containing carboxyl and phenolate groups so that the mixture behaves ... Humic acids can form complexes with ions that are commonly found in the environment creating humic colloids ...
Humic Acid - Formation and Description
... be divided into three main fractions humic acids, fulvic acids, and humin ... The humic and fulvic acids are extracted as a colloidal sol from soil and other solid phase sources into a strongly basic aqueous solution of sodium hydroxide or potassium hydroxide ... Humic acids are precipitated from this solution by adjusting the pH to 1 with hydrochloric acid, leaving the fulvic acids in solution ...

Famous quotes containing the word acids:

    The new American finds his challenge and his love in the traffic-choked streets, skies nested in smog, choking with the acids of industry, the screech of rubber and houses leashed in against one another while the townlets wither a time and die.
    John Steinbeck (1902–1968)