SEARCH Articles Figures Tables Aromatic carbon humin Carbohydrates humin isolates Haze and Huminous Transmittance Humic Acids and Humins Humic materials humin Humic substances humins Humin Humin Humin aromatic structures Humin defined Humin definition Humin distributions Humin estuarine sediments Humin fraction Humin geochemistry Humin humic acid, relation Humin in peat Humin isolation Humin lignin Humin natural organic matter Humin nitrogen Humin paraffinic structures Humin polysaccharides Humin stability Humin studies Humin, formation In humin Nuclear magnetic resonance humin Of humin Sapropel from Mangrove Lake humin