Complaint
| Testing Item | Standard | Result |
| Content (on dry basis)/% | ≥98.50 | 98.80 |
| Specific Rotation | +18.0°~ +21.5° | +20.00° |
| Loss on Drying/% | ≤1.0 | 0.50 |
| Residue on Ignition/% | ≤0.3 | 0.20 |
| Dust/% | ≤0.3 | 0.20 |
| Residue after Burning/% | ≤0.3 | 0.17 |
| Ammonium Salt/% | ≤0.04 | 0.01 |
| Heavy Metal(Pb)/% | ≤0.0030 | 0.0020 |
| Arsenic(As)/% | ≤0.0010 | 0.0002 |
