# United States tariff lines under HS 2904.10

> The United States tariff splits HS 2904.10 (derivatives containing only sulpho groups, their salts and ethyl esters) into 7 national lines: 2904.10.04.00 (2-Anthracenesulfonic acid), 2904.10.08.00 (benzenesulfonyl chloride), 2904.10.10.00 (m-Benzenedisulfonic acid, sodium salt; 1,5-Naphthalenedisulfonic acid; andp-Toluenesulfonyl chloride), 2904.10.15.00 (mixtures of 1,3,6-naphthalenetrisulfonic acid and 1,3,7-naphthalenetrisulfonic acid) and 3 others. The general (MFN) duty differs by line: 5.5% on 2904.10.04.00, 5.5% on 2904.10.08.00, 5.5% on 2904.10.10.00, 5.5% on 2904.10.15.00, 5.5% on 2904.10.32.00, 5.5% on 2904.10.37.00 and 4.2% on 2904.10.50.00.

Source: https://border.bot/countries/united-states/hs-codes/290410
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 29](https://border.bot/countries/united-states/hs-codes/29) / [2904.10](https://border.bot/countries/united-states/hs-codes/290410)

## Key facts

- HS subheading: [2904.10](https://border.bot/hs-codes/290410)
- National lines: 7
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 29: Organic chemicals

## United States lines under 2904.10

The United States tariff splits HS 2904.10 (derivatives containing only sulpho groups, their salts and ethyl esters) into 7 national lines: 2904.10.04.00 (2-Anthracenesulfonic acid), 2904.10.08.00 (benzenesulfonyl chloride), 2904.10.10.00 (m-Benzenedisulfonic acid, sodium salt; 1,5-Naphthalenedisulfonic acid; andp-Toluenesulfonyl chloride), 2904.10.15.00 (mixtures of 1,3,6-naphthalenetrisulfonic acid and 1,3,7-naphthalenetrisulfonic acid) and 3 others.

The general (MFN) duty differs by line: 5.5% on 2904.10.04.00, 5.5% on 2904.10.08.00, 5.5% on 2904.10.10.00, 5.5% on 2904.10.15.00, 5.5% on 2904.10.32.00, 5.5% on 2904.10.37.00 and 4.2% on 2904.10.50.00.

- [2904.10.04.00](https://border.bot/countries/united-states/hs-codes/2904100400) Derivatives containing only sulfo groups, their salts and ethyl esters, 2-Anthracenesulfonic acid. Duty (MFN): 5.5%
- [2904.10.08.00](https://border.bot/countries/united-states/hs-codes/2904100800) Derivatives containing only sulfo groups, their salts and ethyl esters, Benzenesulfonyl chloride. Duty (MFN): 5.5%
- [2904.10.10.00](https://border.bot/countries/united-states/hs-codes/2904101000) Derivatives containing only sulfo groups, their salts and ethyl esters, m-Benzenedisulfonic acid, sodium salt; 1,5-Naphthalenedisulfonic acid; andp-Toluenesulfonyl chloride. Duty (MFN): 5.5%
- [2904.10.15.00](https://border.bot/countries/united-states/hs-codes/2904101500) Derivatives containing only sulfo groups, their salts and ethyl esters, Mixtures of 1,3,6-naphthalenetrisulfonic acid and 1,3,7-naphthalenetrisulfonic acid. Duty (MFN): 5.5%
- [2904.10.32.00](https://border.bot/countries/united-states/hs-codes/2904103200) Derivatives containing only sulfo groups, their salts and ethyl esters, Other, Aromatic, Products described in additional U.S. note 3 to section VI. Duty (MFN): 5.5%
- [2904.10.37.00](https://border.bot/countries/united-states/hs-codes/2904103700) Derivatives containing only sulfo groups, their salts and ethyl esters, Other, Aromatic, Other. Duty (MFN): 5.5%
- [2904.10.50.00](https://border.bot/countries/united-states/hs-codes/2904105000) Derivatives containing only sulfo groups, their salts and ethyl esters, Other, Other. Duty (MFN): 4.2%

## In other countries

No other national tariff on border.bot has live lines under 2904.10 yet.

- [The Harmonized System text for 2904.10](https://border.bot/hs-codes/290410)

- Previous subheading: [2903.99](https://border.bot/countries/united-states/hs-codes/290399) Other
- Next subheading: [2904.20](https://border.bot/countries/united-states/hs-codes/290420) Derivatives containing only nitro or only nitroso groups

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 2904.10?

The United States tariff splits HS 2904.10 (derivatives containing only sulpho groups, their salts and ethyl esters) into 7 national lines: 2904.10.04.00 (2-Anthracenesulfonic acid), 2904.10.08.00 (benzenesulfonyl chloride), 2904.10.10.00 (m-Benzenedisulfonic acid, sodium salt; 1,5-Naphthalenedisulfonic acid; andp-Toluenesulfonyl chloride), 2904.10.15.00 (mixtures of 1,3,6-naphthalenetrisulfonic acid and 1,3,7-naphthalenetrisulfonic acid) and 3 others.

### What is the duty on HS 2904.10 in the United States?

The general (MFN) duty differs by line: 5.5% on 2904.10.04.00, 5.5% on 2904.10.08.00, 5.5% on 2904.10.10.00, 5.5% on 2904.10.15.00, 5.5% on 2904.10.32.00, 5.5% on 2904.10.37.00 and 4.2% on 2904.10.50.00.

## 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:

- https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false

Machine-readable: https://border.bot/countries/united-states/hs-codes/290410.json