Sodium phosphate dibasic is widely used in the food industry as an emulsifier, thickening agent, and stabilizer in processed foods such as cheeses, sauces, and baked goods. It helps maintain texture and extend shelf life. In the pharmaceutical sector, it serves as a buffering agent in medications and intravenous solutions to regulate pH levels. Additionally, it is utilized in water treatment processes to prevent corrosion and scale formation in pipes and boilers. In laboratories, it acts as a reagent for preparing buffer solutions in biochemical and molecular biology experiments. Its versatility makes it essential across various industries.