STPP
Three poly-acid sodium phosphate
1,industrial grade
2,Purity 85%
3.Always best quality and best price also services
Three poly-acid sodium phosphate
1,industrial grade
2,Purity 85%
3.Always best quality and best price also services
STPP 85%
Usage
Technical grade is used in detergent auxiliary, cyanideless electroplating; used as food quality improver in food industry, PH regulator , metallic ion chelating agent; also used in producing cream etc..
|
Index name
|
Index
|
| Main content(based on dry basis) % ≥ |
96.5
|
| Insoluble substance in water % ≤ |
96.5
|
| PH value(1% solution) |
9.9-10.7
|
| Orthophosphate % ≤ |
Qualified
|
| Arsenic content (AS) % ≤ |
0.0003
|
| Heavy metal (Pb) % ≤ |
0.001
|
| Fluoride (F) % ≤ |
0.005
|
| Loss on ignition % ≤ |
0.5
|
| Appearance |
White powder
|