Palm's Cobalt Nitrate Solution 15 % is derived from a reaction of nitric acid and metallic cobalt, cobalt oxide, hydroxide or carbonate. Cobalt Nitrate Solution 15 % is used in the catalyst, animal/soil feed, ceramic and porcelain decoration industries. Palm's Cobalt Nitrate Solution 15 % is manufactured to demanding specifications from carefully selected raw materials and is subjected to stringent quality standards and testing measures. Made in USA.