Humic Acid
Of humic substance.
A dark brown humic substance that is soluble in water only at pH values greater than 2; "the half-life of humic acid is measured in centuries".
This concept's ID is @1~75428
Of humic substance.
A dark brown humic substance that is soluble in water only at pH values greater than 2; "the half-life of humic acid is measured in centuries".
This concept's ID is @1~75428