1, Molecular Formula: Sr(NO3)2 Molecular Weight: 211. 63
2, Property:
Colorless crystal or white powder, relative density 2. 986, melting point 570℃, easy to be dissolved in water, liquid ammonia, slightly soluble in oxide by further heating, undissolvable in nitric acid and dilute ethanol. It can be decomposed under high temperature and it is a kind of oxidant. Burning or explosion can be caused when touching, rubbing or colliding with organic meterials, and scarlet blaze will be emitted at the same time.
3, Usage:
Used for making red firework, signal lamp of sea-route, railway and aerodrome, signal shell, flame tracer and flame tube in national defense industry. Also used as aluminiferous agent of making television kinescope and optical Glass. Also can be used in medicine industry.
4, Specifications: (Technical Standards: GB668-78)
|
Item |
High Purity |
Special Grade |
|
Strontium Nitrate, % ≥ |
99. 5 |
98. 0 |
|
Calcium Nitrate, % ≤ |
0. 10 |
0. 50 |
|
Iron, % ≤ |
0. 003 |
0. 02 |
|
Water-insoluble, % ≤ |
0. 05 Max |
0. 50 |
|
Moisture, % ≤ |
0. 10Max |
0. 30 |
|
Barium, % ≤ |
0. 50 |
1. 2 |
5, Packaging: net 25kg per bag, plasic woven inner plasic bag.