title: Humin in melanin preparations.
mesh_terms: D000818:Animals; D005638:Fruit; D006197:Hair / Q000032:analysis; D006736:Horses; D006812:Humic Substances / Q000032:analysis*; D008543:Melanins / Q000302:isolation & purification*; D010944:Plants / Q000032:analysis; D006109:Poaceae; D011817:Rabbits
chemical_list: D006812:Humic Substances; D008543:Melanins; C001861:humin