Sodium Tripolyphosphate(Tripolyphosphate)the content is 85%,90%96%.The apperance is white powder.And the products are widely used for the industrial detergent and the water softener.It can be ussed in paint and paper industrial detergent and the water softener.It can be ussed in paint and paper indudtry,in the food industry also has a wide range of applications.And it is also used for the softeners and thickening agent,