Applications
The alkaline phosphates offer detergency activity in combination with the properties of sequestration, dispersion and buffering ability. STPP is used in water softening, industrial cleaners, food uses, detergent, emulsifier of oil and grease, peptizing agent, deflocculating agent in oil well, sequester in cotton boiling.
Sodium Tripolyphosphate Kosher/FCC (GUSTO M31)
WC Code: 19-053-01
Sales Specification
Appearance: White Odorless Powder -Very Hygroscopic, risk caking
pH (1% Sol) (%): 9.2 – 10.2
Phosphate as P2O5: 54.0 – 56.0
Fluoride as F (ppm): 10.0 Max
Arsenic as As (ppm): 1.0 Max.
Lead as Pb (ppm): 1.0 Max.
Cadmium as Cd (ppm): 1.0 Max.
Mercury as Hg (ppm): 1.0 Max.
Packing
55.12 LB bag, 35 bags per pallet
Sodium Tripolyphosphate Medium Dense
WC Code: 19-053-02
Sales Specification
Appearance: White Powder
Na5P3O10: 94% Min
P2O5: 57% Min
Water Insoluble: 0.10% Max
pH (1% solution): 9.2~10
Whiteness: 90% Min
Bulk Density: 0.35~0.95 g/cm3
Packing
50 LB bag, 44 bags per pallet
Sodium Tripolyphosphate Light
WC Code: 19-053-03
Sales Specification
Appearance: White Granular
Na5P3O10: ≥94.0% min
P2O5 Content: ≥57% min
Water Insoluble: ≤0.10%
Bulk Density: 0.50-0.60
pH(1% soluble in water): 9.2-10
Whiteness: ≥90%
Packing
50 LB bag, 26 bags per pallet
Sodium Tripolyphosphate Food Grade (Wintersun)
WC Code: 19-053-04
Sales Specification
Appearance: White powder or Granular
Assay,%: 85.0 Min
Arsenic: 3ppm Max
Fluoride, %: 0.005 Max
Insoluble Substances, %: 0.1 Max
Lead: 2ppm Max
Packing
50 LB bag, 40 bags per pallet
