STPP sodium hexametaphosphate - STPP food grade Specificaton & Trade Terms
| Model | STPP food grade |
|---|
| Place Of Origin | China |
|---|
| Price Term | EX-Work |
|---|
| Payment Term | T/T |
|---|
Specs:
Na5P3O10 % : 95min
P2O5 %: 57 max
Insolubles in water%: 0.05 max
Fe%: N
PH(1% solution):9.5-10
Heavy Metal(as pb)%: 0.001 max
Arsenic(as)%: 0.003max
Fluoride(F)%: 0.003 max
Whiteness(%): 90min
Density(g/cm3): 0.35-0.9
Type content(%): 10-30
Character: it is white powder, it has salient chelating capacity to ions of Ca, Mg, etc. It can soften the hard water to make suspension become into the clear solution. it has weak alkalinity but no corrosiveness. it is a surfactant which has outstanding emulsification for lubricants and fat.
