Molecular formula: C3H15N9.
H3PO4
Physical properties: White crystal
or powder, M.P.: 246°C(decomposed), it is soluble in
water and almost insoluble in organic solvents.
Technical index
| Name |
Index |
| Super grade |
First Grade |
| Appearance |
White crystal
or powder |
| Purity ≥% |
99 |
98 |
| Decomposition temperature
°C |
246 |
| Moisture ≤% |
0.3 |
0.5 |
| Sodium chloride
≤% |
0.2 |
0.3 |
| Insoluble material
≤% |
0.15 |
0.20 |
| Ash ≤% |
0.1 |
0.2 |
| PH value at 4% aqueous
solution 25°C |
8.3-8.4 |
Usage: It is used as fire retardant
agent for wood, fiber and paper. It is featured by its good
fire retardant, low hygroscopicity and anti- iron corrosion.
It can be used as rust inhibitor as well.
Package, storage and transportation:
Packed in net 25 kg plastic woven bags with PE inner liner
and stored and transported under cool, dry and ventilated
condition.
|
