Place of Origin : Zhangzhou,China
Sodium Tripolyphosphate(STPP) tech grade
Specification:Na5P3O10:94%min
P2O5:57%min
Insoluble matter in water:0.1%max
Iron:0.01%max
PH value:9.2-10.0
Packing:25kgs woven bags line with PE film bag inside.