Used as a nutritional supplement in agriculture to correct zinc deficiency in crops, improving plant growth and yield. Commonly applied in hydroponic systems and soil treatments for zinc-sensitive plants like citrus, corn, and rice. Also utilized in the formulation of fertilizers and micronutrient blends. In industrial settings, employed in metal plating and surface treatment processes to enhance corrosion resistance. Occasionally used in small-scale laboratory applications for reagent preparation and pH adjustment.