| Tariff Classification |
| section 06 | Products of the chemical or allied industries |
| chapter 29 | Organic chemicals |
| 29.36 | Provitamins and vitamins, natural or reproduced by synthesis (including natural concentrates), derivatives thereof used primarily as vitamins, and intermixtures of the foregoing, whether or not in any solvent: |
| －Vitamins and their derivatives, unmixed: |
| 2936.21 | －－Vitamins A and their derivatives |
|