 Ammonium Sulfate
Molecular Formula: (NH4)2SO4
Molecular weight: 132.13
Physical and chemical properties:
pure product is colorless crystal or white crystalline powder .
Uses:
used in metallurgy, medicine, leather, wood preservative, textile, plating, ferment, fertilizer.
Packing:
Net wt 25/50kg, Double-layer packing, plastic bag lined plastic woven bag.
Index name |
|
Industrial product |
Agricultural product |
First grade |
Second Grade |
Appearance |
|
white Crystal |
white or light color Crystal |
N (dry) % |
>= |
21.0 |
21.0 |
20.8 |
Moisture (H2O) % |
<= |
0.2 |
0.5 |
1.0 |
Free acid (H2SO4) % |
<= |
0.05 |
0.08 |
0.20 |
Fe% |
<= |
0.007 |
-- |
-- |
As% |
<= |
0.0005 |
-- |
-- |
Heavy Metals (as Pb) % |
<= |
0.005 |
-- |
-- |
Water Insoluble Matter % |
<= |
0.05 |
-- |
-- |
|
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