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Ascorbyl palmitate
| ITEMS | LIMIT |
| Appearance | A white or yellowish white powder |
| Identification | IR or Specific Rotation or Chemical method |
| Appearance of solution | Clear and ≤BY4 |
| Specific Rotation | +21.0° ~ +24.0° |
| Loss on Drying | ≤1.0% |
| Sulphated ash | ≤0.1% |
| Heavy Metals | ≤10ppm |
| Melting Point | Melting Point |
| Residue on Ignition | ≤0.1% |
| Heavy Metals | ≤10ppm |
| Lead | Lead |
| Assay | 98.0%~100.5% |
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