Oils and Mineral Fats; Oils and fats Veg. E Animal; Sedimentary Solids (10 min. and 2 hours); Temperature; Total solids; Hydrogen Sulphite; Phosphate; Total solids; Silica; fluorides; Free Residual Chlorine; Dissolved Oxygen; Hexavalent chromium; Total Suspended Solids; Coliformes Totais; and Coliformes Termotolerantes Method: