Sodium Tripolyphosphate

Sodium Tripolyphosphate (STPP) is a multifunctional compound with
applications spanning detergents, food preservation, water treatment, industrial processes, and
agriculture. Its ability to chelate metal ions, retain moisture, and disperse particles makes it a
valuable ingredient in numerous formulations and processes.

• Chemical name: Sodium Tripolyphosphate
• Chemical formula: Na5P3O10
• E number: E451 (i)
• Molecular weight: 367.864 g/mol

Structural formula:

Uses: Detergents & Cleaning Products (Water Softener, Stain Removal), Food Industry (Moisture
Retention, Emulsifier), Water Treatment (Scale Prevention), Industrial Applications (Ceramics,
Leather Tanning, Paints and Coatings), Analytical Chemistry, Fertilizer Additive.