title: Cyanmethaemoglobin reference preparations.
mesh_terms: D006454:Hemoglobins / Q000032:analysis; D008706:Methemoglobin / Q000031:analogs & derivatives* / Q000032:analysis; D009570:Nitriles / Q000032:analysis; D012015:Reference Standards
chemical_list: D006454:Hemoglobins; D009570:Nitriles; C007169:cyanomethemoglobin; D008706:Methemoglobin