has subject area Acids, Carbocyclic - Iohexol Acids, Carbocyclic - Iopamidol Anions - Hydrogen Peroxide Benzene Derivatives - Iohexol Benzene Derivatives - Iopamidol Chromatography, Liquid Complex Mixtures - Waste Water Environmental Pollution - Waste Water Inorganic Chemicals - Hydrogen Peroxide Organic Chemicals - Hydrogen Peroxide Oxygen Compounds - Hydrogen Peroxide Tandem Mass Spectrometry Water Pollutants, Chemical