Factory Direct Best Selling Ammonium Sulphate Nitrate
nickel ammonium sulphate
Prosperity of nickel ammonium sulphate
Main active ingredients are 21% nitrogen and 24% sulfur, so it can be described as NPK 21-0-0 24S. Generally, it is a by-product from chemical (cyanuric acid, capro, acrylonitrile, sodium cyanide, monosodium glutamate - MSG, methyl methacrylate - MMA, etc.) or steel plant.
Appearance of nickel ammonium sulphate
1)Steel Grade (also call Coke-ovens Grade) is fine white powder, after processing it can be white granular or flake.
2)Caprolactam Grade is colorless (achromatic) crystalline or yellowish crystals.
[Specifications] Based on Standard: GB535—1995
Specifications of nickel ammonium sulphate
Item |
Standard |
Typical Results |
Appearance |
Colorless or Yellowish Crystal |
Pass |
Size |
2-4mm |
Pass |
Nitrogen |
20.5% min |
21.0% |
Moisture |
1.0% max |
0.85% |
Free Acid |
0.03% max |
0.03% |
Iron (Fe) |
0.007% max |
0.002% |
Arsenic (As) |
0.00005% max |
0.00002% |
Heavy Metals |
0.005% max |
0.005% |
Water- Insoluble Matters |
0.01% max |
0.004% |
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