Testing Parameters – pH, Electrical Conductivity, Ammonium, Calcium, Magnesium, Potassium, Sodium, Nitrate N, Nitrates, Nitrite N, Phosphorus, Iron, Manganese, Zinc, Copper, Boron, Aluminium, Chloride, Bicarbonate, Fluoride, Sulphur, Sulphate, Colour, Hardness, Total Dissolved Solids, Carbonate, Silicon, Total Suspended Solids, Turbidity, Charge Balance error