≥1 piece |
Item | Stardard | Result |
Content (on dry basis) | ≥70% | 70.80% |
Specific Rotation | +18.0°~ +21.5° | +19.00° |
Loss on Drying | ≤1.0% | 0.40% |
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 | ≤30PPM | 18PPM |
Arsenic | ≤10PPM | 2PPM |