... Sulphate(Ammonium Sulfate) Properties: White granule, easily soluble in water. Aqueous solution appears acid. Insoluble in alcohol, acetone and ammonia. Easily ... compound fertilizerStorage: Kept in dry and ventilating place, avoid moisture, water, rain and fire. Avoid shipment with acid, alkali class, ... ----Heavy metal(pb)% ≤0.005----Insoluble substance in water %≤0.01---- water soluble fertilizers