# 2833 — Sulphates; alums; peroxosulphates (persulphates)

HS code 2833 classifies Sulphates; alums; peroxosulphates (persulphates). 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:** `2833`

## Description

Sulphates; alums; peroxosulphates (persulphates)

## Subheadings

- `283311` — Disodium sulphate
- `283319` — Other
- `283321` — Of magnesium
- `283322` — Of aluminium
- `283324` — Of nickel
- `283325` — Of copper
- `283327` — Of barium
- `283329` — Other
- `283330` — Alums
- `283340` — Peroxosulphates (persulphates)

---
Source: https://hscode.eximagent.ai/28/2833
Last updated: 2026-06-03
Find importers, tariffs and sanctions for 2833 with EximAgent — https://eximagent.ai