HTSUS, United States
2808.00.00.10
Nitric acid; sulfonitric acids / Nitric acid
Classification path
- Nitric acid; sulfonitric acids
- Nitric acid
Rates of duty
- General (MFN)
- Free
- Column 2Cuba, North Korea, Russia, Belarus
- Free
- Unit of quantity
- kg
Related lines in heading 2808
About heading 2808
Nitric acid; sulfonitric acids
Heading 2808 covers nitric acid and sulfonitric acids. It is split into two declarable lines: nitric acid under 2808.00.00.10 and sulfonitric acids under 2808.00.00.20. Both lines carry a general (MFN) duty rate of Free.
Full guide to heading 2808Products in this heading
- Nitric acid 68% solution
- Fuming nitric acid
- Technical grade nitric acid
- Reagent grade nitric acid
- Nitric acid for metal pickling
- Sulfonitric acid mixtures
- Nitrating acid blends
Frequently asked questions
What is the HTS code for nitric acid?
Nitric acid is classified under 2808.00.00.10. Its general (MFN) duty rate is Free.
What is the duty on sulfonitric acids?
Sulfonitric acids are classified under 2808.00.00.20. The general (MFN) duty rate is Free.
How do I classify a nitric acid and sulfuric acid mixture?
A mixture of nitric acid and sulfuric acid is sulfonitric acid and is classified under 2808.00.00.20, with a general (MFN) duty rate of Free. Nitric acid alone is classified under 2808.00.00.10, also Free.
Source: USITC Harmonized Tariff Schedule, retrieved October 21, 2026.