Our company is specialized in the production of fine Ammonium sulfate and our product win high praise by stable quality, reasonable price and superior service.
Physico-chemical property:
Molecular formula: (NH4)2SO4
Molecular weight: 132.14
The product is colorless semi-transparent crystal or powder. It is soluble in water, insoluble in alcohol and acetone.
Executive standard: GB/T1396-1993
| Item |
analytically pureAR |
chemically pureCP |
specific grade |
| content[(NH4)2SO4]/%≥ |
99.0 |
99.0 |
99.0 |
| pH range(50g/L solution,25℃) |
4.8-6.0 |
4.8-6.0 |
4.8-6.0 |
| clarity test |
qualified |
qualified |
qualified |
| water insoluble/%≤ |
0.002 |
0.01 |
0.01 |
| ignition residue(in sulfate)/%≤ |
0.01 |
0.05 |
0.01 |
| chloride(Cl)/%≤ |
0.0005 |
0.001 |
|
| nitrate(NO3)/%≤ |
0.001 |
0.005 |
|
| phosphate(PO4)/%≤ |
0.0005 |
0.002 |
|
| arsenic(As)/%≤ |
0.00002 |
0.0002 |
0.0002 |
| iron(Fe)/%≤ |
0.0002 |
0.0005 |
0.0002 |
| calcium(Ca)/%≤ |
0.005 |
|
|
| heavy metal(in Pb)/%≤ |
0.0005 |
0.002 |
0.002 |
Use:The product is widely used in pharmaceutical, food, chemical, bioengineering and glass surface treatment field.
Packing:Woven bag inner plastic bag and the net weight is 50kg/bag.
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