Manganese (Manganous sulphate, monohydrate):2.2 mg. Iodine (Calcium iodide, anhydrous):0.22 mg. Zinc (Zinc sulphate, monohydrate):16.2 mg. Copper (Copper(II) sulphate pentahydrate):1.2 mg. Iron (Iron(II) sulphate monohydrate):11.2 mg.
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