From Chapter 28: Chapter 28
| HTS Code | Description | General Duty |
|---|---|---|
| 2818101000 | Artificial corundum, whether or not chemically defined Crude | Free |
| 2818102000 | Artificial corundum, whether or not chemically defined In grains, or ground, pulverized or refined | 1.3% |
| 2818102010 | In grains, or ground, pulverized or refined White, pink or ruby, containing more than 97.5 percent by weight of aluminum oxide | 1.3% |
| 2818102090 | In grains, or ground, pulverized or refined Other | 1.3% |
| 2818200000 | Artificial corundum, whether or not chemically defined; aluminum oxide; aluminum hydroxide Aluminum oxide, other than artificial corundum | Free |
| 2818300000 | Artificial corundum, whether or not chemically defined; aluminum oxide; aluminum hydroxide Aluminum hydroxide | Free |