Humic Substance
Of organic compound.
An organic residue of decaying organic matter.
This concept's ID is @1~75429
Contains
- humic acid
A dark brown humic substance that is soluble in water only at pH values greater than...
- fulvic acid
A yellow to yellow-brown humic substance that is soluble in water under all pH conditions;...
- humin
A black humic substance that is not soluble in water.