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Ammonia sulfate
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molecular formula:(NH4)2SO4
Properties:pure product is a colorless tansparent rhombic system crystal，comparative density is 1.769(50)℃.Industrial ammonia sulfate is the white or grey white grain.
Usage:used to the material of producing aquae hydrogenii dioxidi, aluminium ammonium sulfate and ammonium chloride.
Specification:GB535-1995
| Item |
Index |
| first-grade product |
qualified product |
| nitrogen(N)content(counted by dry basis)≥ |
21.0 |
20.5 |
| moisture(H2O)≤ |
0.3 |
1.0 |
| free acid(H2SO4)content≤ |
0.05 |
0.20 |
| appearance |
no visible mechanism impurity. |
no visible mechanism impurity. | | |
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