# HTS 2808: Nitric acid; sulfonitric acids

https://geopax.app/tariffs/catalog/28/2808

Source: [2026 HTS Revision 21 (October 9, 2026)](https://hts.usitc.gov/search?query=2808). Additional duties by country of origin may apply; estimate a shipment's full duty with the tariff calculator: https://geopax.app/tariffs/calculator

## 2808: Nitric acid; sulfonitric acids

| Code | Description | General | Special | Column 2 | Units |
| --- | --- | --- | --- | --- | --- |
| 2808.00.00 | Nitric acid; sulfonitric acids | Free |  | Free |  |
| 2808.00.00.10 |   Nitric acid | Free |  | Free | kg |
| 2808.00.00.20 |   Sulfonitric acids | Free |  | Free | kg |