Sodium tripolyphosphate, - hnhy

Properties
White microdot powder with luster, melting point at 622°c, easily soluble in water, with remarkable chelating ability to some metal ions such as Ca2+, Mg2+, can soften hard water, change suspension into solution, slightly alkaline, without causticity


Application
Used as main auxiliary of synthetic wash, soap synergistic agent, water softener, leather pre-tanning agent, dye auxiliary agent, and dispersant of suspension such as paint, kaolin, magnesium oxide, calcium carbonate drilling mud, preservative agent for paper making, organic synthesis catalyzer, and used in operation of petroleum product, gum latex storage, as dispersant, solvent in metal industry and pharmaceutical industry, also widely used in gum synthesis, foodstuff industry, and poultry process.


Specification
ITEM INDEX
Tech. Grade Food Grade
Na5P3O10 (%): 94Min 95Min
P2O5 (%): 57Max 57Max
Insolubles in water (%): 0.15Max 0.05Max
Fe (%): 0.007Max N
Ph (1% solution): 9.2-10 9.5-10
Heavy Metal (As Pb) (%): N 0.001Max
Arsenic (As) (%): N 0.0003Max
Fluoride(F) (%): N 0.003Max
Whiteness(%): 90Min 90Min
Density (g/cm3) 0.35-0.9 0.35-0.9
I type content (%) 10-30 10-30