STPP, sodium tripolyphosphate

It is white powder, it can soften the hard water to make suspensioin become into the clear solution; it has salient chelating capacity to ions of Ca, Mg, etc; it has weak alkalinity but no corrosiveness; it is a surfactant which has outstanding emulsification for lubricants and fat;

Specs: Na5P3O10 %: 94min P2O5 %:57max Insolubles in water%:0.15max PH(1% solution):9.2-10 Heavy Metal(As Pb)% : N Whiteness: 90min Density(g/cm3): 0.35-0.9 Type content%: 10-30

Uses: 1. used as one of the main auxiliaries for synthetic detergent, synergist for soap 2. water softener, tanning agent for leather making, auxiliary for dyeing 3.as an effective dispersion agent for suspension solutions of coating ,kaolin, magnesium oxide. calcium carbonate and drilling mud. 4. as an oil contamination resistance agent in paper production.