| Index | Specification |
| Appearance | White crystalline powder/granules |
| Phosphorus | 18.0% min |
| Citric acid soluble phosphorus | 15.0% min |
| Calcium (Ca) | 21.0% min |
| Fluorine (F) | 0.18% max |
| Arsenic (As) | 20mg/kg max |
| Plumbum (Pb) | 20mg/kg max |
| Cadmium (Cd) | 10mg/kg max |
| Moisture | 2% max |
| Fineness (Powdered by 0.5mm mesh)(Granule size: 1-2.5mm) | 90% min |
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