Colour and Odour, Suspended Solids, Particle size of Suspended Solids, Dissolved solids, pH, Temperature, Oil and Grease, Total Residual Chlorine, Ammoniacal Nitrogen as N, Total Kjeldhal Nitrogen as N, Free Ammonia as NH3, Biochemical Oxygen Demand, Chemical Oxygen Demand, Arsenic as As, Mercury as Hg, Lead as Pb, Cadmium as Cd, Hexavalent Chromium as Cr6+, Total Chromium as Cr, Copper as Cu, Zinc as Zn, Selenium as Se, Nickel as Ni, Boron as B, % Sodium, Residual Sodium Carbonate, Cyanide as CN, Chloride as Cl, Fluoride as F, Dissolved Phosphates as P, Sulphates as SO4, Sulphide as S, Phenolic Compounds as C6H5 OH.