title: Spectrophotometric determination of methemoglobin and oxyhemoglobin in the presence of methylene blue.
mesh_terms: D001158:Arteries; D003902:Detergents; D005292:Ferricyanides; D006454:Hemoglobins / Q000032:analysis*; D006801:Humans; D008706:Methemoglobin / Q000032:analysis*; D008751:Methylene Blue; D009573:Nitrites; D013053:Spectrophotometry; D013223:Statistics as Topic
chemical_list: D003902:Detergents; D005292:Ferricyanides; D006454:Hemoglobins; D009573:Nitrites; D008706:Methemoglobin; D008751:Methylene Blue