Sulfates; alums; peroxosulfates (persulfates):
| Subheading | Description | General | Special | Other |
|---|---|---|---|---|
| Sodium sulfates: | ||||
| 2833.11 | Disodium sulfate: | — | — | — |
| 2833.19 | Sulfates; alums; peroxosulfates (persulfates) | — | — | — |
| 2833.21 | Sulfates; alums; peroxosulfates (persulfates) | — | — | — |
| 2833.22 | Sulfates; alums; peroxosulfates (persulfates) | — | — | — |
| 2833.24 | Sulfates; alums; peroxosulfates (persulfates) | — | — | — |
| 2833.25 | Sulfates; alums; peroxosulfates (persulfates) | — | — | — |
| 2833.27 | Sulfates; alums; peroxosulfates (persulfates) | — | — | — |
| Other sulfates: | ||||
| 2833.29 | Other: | — | — | — |
| 2833.30 | Sulfates; alums; peroxosulfates (persulfates) | — | — | — |
| 2833.40 | Peroxosulfates (persulfates): | — | — | — |