# United States tariff lines under HS 2928.00

> The United States tariff splits HS 2928.00 (organic derivatives of hydrazine or of hydroxylamine) into 5 national lines: 2928.00.10.00 (methyl ethyl ketoxime), 2928.00.15.00 (phenylhydrazine), 2928.00.25.00 (aromatic), 2928.00.30.00 (drugs) and 1 other. The general (MFN) duty differs by line: 3.7% on 2928.00.10.00, free on 2928.00.15.00, 6.5% on 2928.00.25.00, 3.7% on 2928.00.30.00 and 6.5% on 2928.00.50.00.

Source: https://border.bot/countries/united-states/hs-codes/292800
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) / [2928.00](https://border.bot/countries/united-states/hs-codes/292800)

## Key facts

- HS subheading: [2928.00](https://border.bot/hs-codes/292800)
- National lines: 5
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 29: Organic chemicals

## United States lines under 2928.00

The United States tariff splits HS 2928.00 (organic derivatives of hydrazine or of hydroxylamine) into 5 national lines: 2928.00.10.00 (methyl ethyl ketoxime), 2928.00.15.00 (phenylhydrazine), 2928.00.25.00 (aromatic), 2928.00.30.00 (drugs) and 1 other.

The general (MFN) duty differs by line: 3.7% on 2928.00.10.00, free on 2928.00.15.00, 6.5% on 2928.00.25.00, 3.7% on 2928.00.30.00 and 6.5% on 2928.00.50.00.

- [2928.00.10.00](https://border.bot/countries/united-states/hs-codes/2928001000) Methyl ethyl ketoxime. Duty (MFN): 3.7%
- [2928.00.15.00](https://border.bot/countries/united-states/hs-codes/2928001500) Phenylhydrazine. Duty (MFN): free
- [2928.00.25.00](https://border.bot/countries/united-states/hs-codes/2928002500) Other, Aromatic. Duty (MFN): 6.5%
- [2928.00.30.00](https://border.bot/countries/united-states/hs-codes/2928003000) Other, Other, Drugs. Duty (MFN): 3.7%
- [2928.00.50.00](https://border.bot/countries/united-states/hs-codes/2928005000) Other, Other, Other. Duty (MFN): 6.5%

## In other countries

No other national tariff on border.bot has live lines under 2928.00 yet.

- [The Harmonized System text for 2928.00](https://border.bot/hs-codes/292800)

- Previous subheading: [2927.00](https://border.bot/countries/united-states/hs-codes/292700) Diazo-, azo- or azoxy-compounds
- Next subheading: [2929.10](https://border.bot/countries/united-states/hs-codes/292910) Isocyanates

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 2928.00?

The United States tariff splits HS 2928.00 (organic derivatives of hydrazine or of hydroxylamine) into 5 national lines: 2928.00.10.00 (methyl ethyl ketoxime), 2928.00.15.00 (phenylhydrazine), 2928.00.25.00 (aromatic), 2928.00.30.00 (drugs) and 1 other.

### What is the duty on HS 2928.00 in the United States?

The general (MFN) duty differs by line: 3.7% on 2928.00.10.00, free on 2928.00.15.00, 6.5% on 2928.00.25.00, 3.7% on 2928.00.30.00 and 6.5% on 2928.00.50.00.

## 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/292800.json