Product EINECS Number Major Application Bromine (bulk) 231-778-1 Industrial synthesis Bromine (cased) 231-778-1 Industrial synthesis Hydrobromic acid 48% 233-113-0 Industrial synthesis, soldering flux Hydrobromic acid 62% (aqueous solutions) 233-113-0 Industrial synthesis Ammonium bromide 235-183-8 Photographic industry Potassium bromide 231-830-3 Photographic industry, heat stabiliser in nylon Sodium bromide 231-599-9 Oilfield industry, photographic industry, water treatment Calcium bromide 52% 232-164-6 Oilfield industry Calcium bromide 95% 232-164-6 Oilfield industry Zinc/Calcium bromide solution   Oilfield industry Lithium bromide 7550-35-8 Refrigerant in air conditioning Manganese bromide 236-591-9 PTA production Magnesium bromide 232-170-9 Industrial synthesis Zinc bromide 231-718-4 Electrolyte for batteries, oilfield industry Potassium bromate 231-829-8 Oxidiser in baking and brewing processes, organic synthesis