Airedale Chemical Sodium Tripolyphosphate (also known as STP, STPP or sodium triphosphate) holds the formula Na5P3O10 and is an organic compound within a variety of domestic and industrial products, especially detergents.
STPP is commonly used as a water softener which makes it prime for use in the detergents and cleaning industry. One big advantage of Sodium Trioluphosphate is that it has little to no impact on the environment and has a extremely low toxicity level.
Sodium Tripolyphoshate is supplied as a solid, a white powder with no distinguishing odour. If you are looking to buy STPP, manufacturers Airedale Chemical supply the white powder in 25kg bags to businesses in all industries across the UK and internationally.
Other names: Sodium Tripolyphosphate, Polygon, STPP