title: [The determination of chemical oxygen consumption in water].
mesh_terms: D010100:Oxygen; D012044:Regression Analysis; D013053:Spectrophotometry; D014873:Water Pollutants / Q000032:analysis*; D014874:Water Pollutants, Chemical / Q000032:analysis*
chemical_list: D014873:Water Pollutants; D014874:Water Pollutants, Chemical; D010100:Oxygen