Key facts
- HS subheading
- 2908.99
- National lines
- 11
- Tariff
- United States
- Chapter
- 29: Organic chemicals
Summary
The United States tariff splits HS 2908.99 (other: Other) into 11 national lines: 2908.99.03.00 (2,5-Dihydroxybenzenesulfonic acid, potassium salt; 3,6-Dihydroxy-2,7-naphthalenedisulfonic acid; 3,6-Dihydroxy-2,7-naphthalenedisulfonic acid, sodium salt; 4-Hydroxy-1-naphthalenesulfonic acid, sodium salt; 1-Naphthol-3,6-disulfonic acid; and 2-Naphthol-3,6-disulfonic acid and its salts), 2908.99.06.00 (4-Hydroxy-1-naphthalenesulfonic acid (1-Naphthol-4-sulfonic acid)), 2908.99.09.00 (1,8-Dihydroxynaphthalene-3,6-disulfonic acid and its disodium salt), 2908.99.12.00 (products described in additional U.S. note 3 to section VI) and 7 others.
United States lines under 2908.99
The United States tariff splits HS 2908.99 (other: Other) into 11 national lines: 2908.99.03.00 (2,5-Dihydroxybenzenesulfonic acid, potassium salt; 3,6-Dihydroxy-2,7-naphthalenedisulfonic acid; 3,6-Dihydroxy-2,7-naphthalenedisulfonic acid, sodium salt; 4-Hydroxy-1-naphthalenesulfonic acid, sodium salt; 1-Naphthol-3,6-disulfonic acid; and 2-Naphthol-3,6-disulfonic acid and its salts), 2908.99.06.00 (4-Hydroxy-1-naphthalenesulfonic acid (1-Naphthol-4-sulfonic acid)), 2908.99.09.00 (1,8-Dihydroxynaphthalene-3,6-disulfonic acid and its disodium salt), 2908.99.12.00 (products described in additional U.S. note 3 to section VI) and 7 others.
- 2908.99.03.002,5-Dihydroxybenzenesulfonic acid, potassium salt; 3,6-Dihydroxy-2,7-naphthalenedisulfonic acid; 3,6-Dihydroxy-2,7-naphthalenedisulfonic acid, sodium salt; 4-Hydroxy-1-naphthalenesulfonic acid, sodium salt; 1-Naphthol-3,6-disulfonic acid; and 2-Naphthol-3,6-disulfonic acid and its saltsDuty: 5.5%
- 2908.99.06.004-Hydroxy-1-naphthalenesulfonic acid (1-Naphthol-4-sulfonic acid)Duty: Free
- 2908.99.09.001,8-Dihydroxynaphthalene-3,6-disulfonic acid and its disodium saltDuty: 5.5%
- 2908.99.12.00Products described in additional U.S. note 3 to section VIDuty: 5.5%
- 2908.99.15.00OtherDuty: 5.5%
- 2908.99.20.00p-NitrophenolDuty: 5.5%
- 2908.99.25.00Other nitrophenolsDuty: 5.5%
- 2908.99.33.00Dinitro-o-cresols (other than 4,6-dinitro-o-cresol) and 4-nitro-m-cresolDuty: 5.5%
- 2908.99.40.00Dinitrobutylphenol and its saltsDuty: 5.5%
- 2908.99.80.00Products described in additional U.S. note 3 to section VIDuty: 5.5%
- 2908.99.90.00OtherDuty: 5.5%
In other countries
No other national tariff on border.bot has live lines under 2908.99 yet.
Frequently asked questions
How many national tariff lines does the United States tariff have under HS 2908.99?
The United States tariff splits HS 2908.99 (other: Other) into 11 national lines: 2908.99.03.00 (2,5-Dihydroxybenzenesulfonic acid, potassium salt; 3,6-Dihydroxy-2,7-naphthalenedisulfonic acid; 3,6-Dihydroxy-2,7-naphthalenedisulfonic acid, sodium salt; 4-Hydroxy-1-naphthalenesulfonic acid, sodium salt; 1-Naphthol-3,6-disulfonic acid; and 2-Naphthol-3,6-disulfonic acid and its salts), 2908.99.06.00 (4-Hydroxy-1-naphthalenesulfonic acid (1-Naphthol-4-sulfonic acid)), 2908.99.09.00 (1,8-Dihydroxynaphthalene-3,6-disulfonic acid and its disodium salt), 2908.99.12.00 (products described in additional U.S. note 3 to section VI) and 7 others.
Sources and updates
The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
This page was last updated on 9 October 2026.
Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.
Official source files: