# 2811 — Other inorganic acids and other inorganic oxygen compounds of non-metals

HS code 2811 classifies Other inorganic acids and other inorganic oxygen compounds of non-metals. 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.

> 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:** `2811`

## Description

Other inorganic acids and other inorganic oxygen compounds of non-metals

## Subheadings

- `281111` — Hydrogen fluoride (hydrofluoric acid)
- `281112` — Hydrogen cyanide (hydrocyanic acid)
- `281119` — Other
- `281121` — Carbon dioxide
- `281122` — Silicon dioxide
- `281129` — Other

---
Source: https://hscode.eximagent.ai/28/2811
Last updated: 2026-06-03
Find importers, tariffs and sanctions for 2811 with EximAgent — https://eximagent.ai