| Item | Standard | Results | |
| Appearance | White granular | White granular | |
| Total P | ≥22.0% | 22.7% | |
| Water Soluble P | ≥75.0% | 90.5% | |
|
Available Phosphorus
(2% Citric acid solubility)
|
≥90.0% | 99% | |
| Calcium (Ca) | ≥13.0% | 14.1% | |
| Fluorine (F) | ≤0.18% | 0.11% | |
| Arsenic (As) | ≤20ppm | 8ppm | |
| Lead (Pb) | ≤30ppm | 5ppm | |
| Cadmium(Cd) | ≤10ppm | 2ppm | |
| PH(2.4g/L water solution) | ＞3 | 4 | |
| Water Content | ≤4.0% | 1.5% | |
| Particle size pass 0.2-1.5 mm | ≥90.0% | 98.0% | |
