13138-45-9 13478-00-7 Nickel dinitrate hexahydrate Nickel nitrate hexahydrate Nickel nitrate hexahydrate [Nickel and nickel compounds] Nickel(2+) dinitrate hexahydrate Nickel(2+) nitrate, hexahydrate Nickel(II) nitrate, hexahydrate (1:2:6) Nickelous nitrate hexahydrate Nitric acid, nickel(2+) salt, hexahydrate