| Harmonized Tariff Schedule | ||
|---|---|---|
| Statistical code | Description | |
| H.S. code | Domestic code | |
| 2804.10 | 000 | Hydrogen |
| 2804.10 | Rare gases | |
| 2804.21 | 000 | Argon |
| 2804.29 | Other | |
| 2804.29 | 100 | - Helium |
| 2804.29 | 200 | - Other |
| 2804.30 | 000 | Nitrogen |
| 2804.40 | 000 | Oxygen |
| 2804.50 | 000 | Boron; tellurium |
| 2804.50 | Silicon | |
| 2804.61 | Containing by weight not less than 99.99 % of silicon | |
| 2804.61 | 100 | 1 Of single crystal |
| 2804.61 | 200 | 2 Other |
| 2804.69 | 000 | Other |
| 2804.70 | 000 | Phosphorus |
| 2804.80 | 000 | Arsenic |
| 2804.90 | 000 | Selenium |