... ;95%min standard:usp25 packing; 25kg/bag Potassium tripolyphosphateSpecifications Food GradeAppearance White powder Main contents , as K5P3O10 %≥ 95. ... 0 Phosphorus pentoxide(P2O5)%≥ 46.0PH of 1% water solution 9.2-10.1Heavy metals, as Pb ... , soups and sauces, noodle products, petfoods, modified starches, processed blood Potassium tripolyphosphate