Nickel solution is widely used in electroplating industries to apply a durable and corrosion-resistant nickel coating on various metal surfaces, such as automotive parts, electronics, and household fixtures. It enhances the appearance, wear resistance, and longevity of the coated materials. In the chemical manufacturing sector, it serves as a catalyst in hydrogenation reactions, particularly in the production of fats, oils, and petrochemicals. Additionally, nickel solution is utilized in the synthesis of nickel-based alloys, which are essential in aerospace, energy, and marine industries due to their high strength and resistance to extreme conditions. In battery technology, it plays a role in the production of nickel-cadmium and nickel-metal hydride batteries, which are used in portable electronics and renewable energy storage systems.