|
 Products
Potassium nitrate
[Molecular formula]: KNO3
[Molecular weight]: 101.10
[Properties]: Colorless transparent orthorhombic or diamond-shaped crystal or white powder, easily in water, soluble in liquid ammonia and glycerin, insoluble in ethanol or aether.
[Use]: Used in making violet, black flame,metal heat treatment salt bath; optical glass; also used in ceramics and fertilizer etc.
[Technical specification]:
Main index |
Optical Grade |
Industrial grade |
Agricultural grade |
Ceramic Grade |
| Content(KNO3)%≥ |
99.9 |
99.8 |
98 |
96 |
| Water content %≤ |
0.10 |
0.10 |
0.10 |
0.10 |
| Chloride(based on NaCl) %≤ |
0.01 |
0.03 |
0.03 |
0.08 |
| Water insoluble %≤ |
0.01 |
0.01 |
0.01 |
0.15 |
| Sulphate(based on K2SO4)%≤ |
0.005 |
0.01 |
--- |
--- |
| Iron content(Fe) %≤ |
0.002 |
0.01 |
--- |
0.003 |
| Potassium oxide(K2O) %≥ |
--- |
--- |
46.0 |
44 |
| Nitrogen content(N) %≤ |
--- |
--- |
13.5 |
13.5 |
| Sodium content(Na) %≤ |
--- |
--- |
--- |
0.007 |
| Sodium oxide(Na2O)%≤ |
--- |
--- |
--- |
0.01 |
[Packing]: 25/50kg woven bag with plastic lining or on the clients' requirements.
|
