Sodium Tripolyphosphate(STPP)
Product Detailed
Packing and storage: In 25kg, 50kg, 1000kg net bags.
We can supply both food grade and tech grade STPP
Specifications Food Grade
AssayNa5P3O10 % ≥ 95.0
P2O5 % ≥ 57.0
Water Insoluble Matter %≤ 0.05
Iron(Fe) % ≤ 0.01
PH value(1%water solution)9.5-10.0
Heavy Metal (as Pb) 10ppm
Arsenic (As) 3ppm
Fluoride (F) 30ppm
Whiteness %≥ 90.0