STPP (Sodium Tri Poly Phosphate)

CAS#  : 7758-29-4

Sodium triphosphate is a sequestering builder used in the manufacturing of powder detergents and automatic dishwashing powder/tablets among other household cleaning products. It is very successful in in combating water hardness by inactivating the mineral ions and holding them tightly in solution. By combating water hardness, it allows surfactants to work at their full potential. It also prevents deposition of soil back on the clothes and acts as a Ph buffer.


  • Softens hard water
  • Prevents dirt and soil to return back to the substrate

Applications:               Laundry Detergents, Dishwashing powder, Leather tanning
Packing:                       Big Bags, Bulk
Lead time:                   8 weeks

Technical Data Sheet: STPP