Descriptors | Potable water, Water treatment, Water supply, Water purification, Calcium inorganic compounds, Phosphates, Density, Solubility, Melting point, Instructions for use, Physical properties of materials, Chemical properties, Compositional tolerances, Purity, Chemical composition, Impurities, Toxic materials, Water testing, Trace element analysis, Chemical analysis and testing, Determination of content, Safety measures, Marking, Storage |