Ammonium sulphate (AS) has a nitrogen content of at least 21% and a sulfur content of 24%. This nitrogen fertilizer is used both as a raw material for mixed fertilizers and for direct fertilization. It is available in granulated and crystalline form.
- Nitrogen (N): 21% min
- Ammonium Nitrogen (N): 21% min
- Sulfur (S): 24% min.