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Ammonium sulfate

 

Ammonium sulfate

 

Product name Ammonium sulfate
English name Ammonium sulfate
Alias Ammonium sulfate (2:1); ammonium sulfate, solution; diammonium sulfate; sulfate, ammonium; sulfuric acid, diammonium salt; ammonium sulphate; Ammonia sulfate
CAS RN 7783-20-2
EINECS No. 231-984-1
Molecular formula (NH4)2·SO4;H8N2O4S
Nitrogen content ≥20.5%
Moisture ≤2.0%
Molecular weight 132.13
Risk terminology R36/37/38;
Safety terminology S26; S37/39;
Physical and chemical properties Properties Pure product is colorless transparent orthorhombic crystal. 
Relative density 1.769(50℃)
Solubility Easily soluble in water (70.6g/100ml water at 0℃, 103.8g/100ml water at 100℃). Insoluble in alcohol, acetone, and ammonia.
Uses As fertilizer, welding agent, fire-proofing agent for fabrics, salting-out agent, osmotic pressure regulator, and etc.

 
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