In house - Includes pH, Electrical Conductivity, total dissolved salts, Nitrate-Nitrogen, Ammonium-Nitrogen, Phosphorus, Chloride, Sodium, Potassium, Calcium, Magnesium, Boron, Sulphur, Iron, Zinc, Copper, Manganese, Total hardness, Sodium Absorption Ratio, Carbonates, Bicarbonates and total alkalinity.

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