Sodium tri-poly phosphate is a chemical that is commonly used as a food preservative and as an ingredient in cleaning products. In foods, it is used to help retain moisture. It works great as a preservative for seafood, meats, poultry and pet foods. It is sometimes refereed to as pentasodium salt or triphosphoric acid. It is also used in certain types of paints and ceramic products.
Sodium tripoly phosphate is a white crystalline powder. It has no smell and will dissolve in water easily. It is commonly used as an ingredient in soaps and detergents. You will find this in most laundry and dishwasher detergents. Sodium tripoly phosphate is great at softening hard water and when used for cleaning it helps prevent dirt from sticking to surfaces. It is used in many household cleaning products such as toilet cleaners and surface cleaners.
Sodium Try-Poly Phosphate (STPP)
Bulk Pack (1/4 lb through 5 lb) – packed in a clear plastic food-grade zip lock bag
25 LB Bulk Pack – packed in a food-grade liner inside a box
Bottle Pack – packed in one clear, plastic bottle with a screw-on top
Pail Pack – packed in one plastic pail