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Comparisons of effectiveness of organic solvents on extracting activity
| Solvents | Astaxanthin (μg/g) |
| Acetone | 967.4 |
| Ethanol | 946.2 |
| Methanol | 655.3 |
| Petroleum ether | 75.6 |
| n-hexane | 68.9 |
| Toluene | 68.1 |
| Ethyl acetate | 58.4 |
| Chloroform | 32.9 |
| Carbon tetrachloride | 24.2 |
