S/N. |
SPECIFICATIONS |
INDUSTRIAL GRADE |
FOOD GRADE |
1 |
Main content (as NH4H2PO4)% |
≥
|
98 |
98 |
2 |
(P2O5)
Pho sphorus pentoxide % |
≥
|
60.5 |
60.5 |
3 |
Nitrogen,as N % |
≥
|
11.9 |
11.9 |
4 |
PH of 1% water solution % |
|
4.4-4.6 |
4.4-4.6 |
5 |
Water insoluble % |
≤ |
0.1 |
0.1 |
6 |
H2O %
Moisture content |
≤ |
0.2 |
0.2 |
7 |
Ar senic,as As % |
≤ |
|
0.0003 |
8 |
Fluoride,as F % |
≤ |
|
0.005 |
9 |
Heave metals,as Pb % |
≤ |
|
0.001 |