Manganese Sulphate 32% mn feed Grade & Agriculture Grade. Note: Manganese Sulphate products are used in Mirconutrition and Verternary Products. OFF WHITE POWDER (PINKISH) Composition: PURITY (Dry Basis) 99% (MIN) Mn Content 32% (MIN) Chlorides 0. 002% Max Fe 0. 005% Max Pb 15 PPM Max Cd 5 PPM Max Hg Nil Arsenic 5 PPM Antimony Nil Bismuth Nil Zinc 5 PPM Max Nickel 0. 0064% Max Cobalt 0. 0060% Max Water Insoluble 0. 1% Max