As the leading professional supplier of Sodium Tripolyphosphate, we have been
Specialized in selling STPP food grade for many years. Our factory is the top manufacturer of STPP food grade in China and have been approved of authentication of STAR-K KOSHER CERTIFICATION and CERTIFICATE. More than 95% of the products are exported to Europe, Middle East, Asia, South America, Oceania. Please refer to the following details of our STPP food grade
Sodium Tripolyphosphate Food Grade:
[Chemical Formula]: Na5P3O10, [Molecular Weight]:367.86
[Uses]:The water treatment, the food modifier, the water keeping agent.
[Packing]: 25 or 50 kgs in woven bag lined with plastic bag, 20MT/20?CL
[specifications]:
Item index(%)
P (as P2O5): 57.0 min
Assay : 95 min
PH value: 9.5-10.0
Water insoluble: 0.05 max
SO42- : 0.4 max
Heavy metal (as Pb): 0.001 max
Iron as Fe2O3 : 0.025 max
Whiteness : 85 max
Chloride (as NaCl) : 0.025% max
Fluoride (NaF)ppm : 0.003
Arsenic as As: 0.003 max
Besides, we can also supply sodium pyrophosphate, sodium hexametaphosphate. If you are interested, please feel free to contact us.
Model: Food Grade
Standard: 95% min
Productivity: 20000Mt/Year
