Calgon

Profile: Tongvo Industrial Limited offers copper pyrophosphate, potassium pyrophosphate, phosphoric acid, and phosphorus derivatives. Our products are used for surface treatment, electro-coating, water treatment, food, beverages and pharmaceuticals, hygiene, industrial & household cleaning, flame retardants and crop protection. Our surface treatment chemicals include potassium pyrophosphate, copper pyrophosphate and stannous sulphate. Our food application products include food grade ph...