Chemicals used in industry; sequestering chemical agents; chelating chemical agents; [ chemical antioxidants, chemical flocculants and chemical dispersants all for industrial use, namely, for use in the pharmaceutical and cosmetic industries, and in the manufacture of detergents, hard surface cleaners, coatings, pulp and paper, agricultural use, photography, metal treatment, metal extraction, soil remediation and water treatment; ] scale removers in the nature of chemicals for preventing scale