# 281111 — Other inorganic acids and other inorganic oxygen compounds of non-metals: Hydrogen fluoride (hydrofluoric acid)

HS code 281111 classifies Other inorganic acids and other inorganic oxygen compounds of non-metals: Hydrogen fluoride (hydrofluoric acid). It belongs to Chapter 28 (Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes) of Section VI (Products of the chemical or allied industries) of the Harmonized System. Duty rates are recorded for 1 country.

> Section VI · Products of the chemical or allied industries
> Chapter 28 · Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes

**HS code:** `281111`

## Description

Other inorganic acids and other inorganic oxygen compounds of non-metals : Other inorganic acids : Hydrogen fluoride (hydrofluoric acid)

## Duty rates

| Country | Rate | Programme |
| --- | --- | --- |
| US United States | 0% | MFN |

Rates effective as of 2026-01-01.

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Source: https://hscode.eximagent.ai/28/281111
Last updated: 2026-06-03
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