... Grade STPP 94.0%,Sodium Tripolyphosphate 1.White Powder / Granule 2.SGS quality report before shipment 3.Owning Factort Tech Grade STPP 94.0%,Sodium TripolyphosphateProperties ... 5-40% above 40%Application: Main part being used as detergent auxiliaries, soap synergist , water softener, paper-making, water ... cool, ventilated place.Part of our equipment: Tech Grade STPP 94.0%,Sodium Tripolyphosphate