Disodium phosphate is a white, odorless, and crystalline powder that is commonly used in food processing as an emulsifier, stabilizer, and pH buffer. It is also used in water treatment, as a corrosion inhibitor, and in the manufacturing of ceramics and textiles. Disodium phosphate is a safe and effective food additive that is approved by the FDA and can be found in a wide range of products such as cheese, processed meats, and baked goods.