Typical Specification Sheet of Artemisinin 99%
| Analysis Items | Specifications | Methods |
| Identifications | ||
| A. IR | IR spectrum is concordant with the reference spectrum of Artemisinin. | |
| B. HPLC | Retention time of the sample matches with the standard in HPLC purity test. | |
| C. Chemical reaction1 | A deep violet color is occurred. | |
| D. Chemical reaction2 | A violet color is immediately occurred. | |
| E. Solubility | Practically insoluble in water, soluble in Methanol, freely soluble in acetone. | |
| Physical Tests | ||
| Appearance | Colorless needles or white crystalline powder | Visual |
| Melting Point | 150℃-153℃ | Ch.P 2020<0612> |
| Specific Optical Rotation | +75° to +78° | Ch.P 2020<0621> |
| Loss on drying | ≤0.50% | Ch.P 2020<0831> |
| Residue on Ignition | ≤0.10% | Ch.P 2020<0841> |
| Active Ingredients Tests | ||
| Artemisinin (HPLC) | 98.00%-102.00% | Ch.P 2020<0512> |
| Total impurities (HPLC) | ≤2.50% | Ch.P 2020<0512> |
| Impurity A (HPLC) | ≤0.15% | Ch.P 2020<0512> |
| Impurity B (HPLC) | ≤2.00% | Ch.P 2020<0512> |
| Unspecified impurity | ≤0.30% | Ch.P 2020<0512> |
| * Statements: Additives free, Allergen free, Irradiation free, GMO free. | ||
