We are the manufacturer of below 5 products Zinc sulfate heptahydrate and monohydrate (IP/BP/USP grade) Magnesium sulfate heptahydrate and monohydrate (IP/BP/USP grade) Potassium chloride (IP/USP passing grade, Technical grade) Ammonium chloride (Extra pure, Technical grade) Calcium chloride ( Pure grade) Please let us know if you are having any requirement regarding these products.