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EximAgent HS Codes
283329Chapter 28

283329 — Sulphates; alums; peroxosulphates (persulphates): Other

HS code 283329 classifies Sulphates; alums; peroxosulphates (persulphates): Other. 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.

Description

Sulphates; alums; peroxosulphates (persulphates) : Other sulphates : Other

Duty rates

US MFN base rate (HTS 2026, Column-1 General) — excludes Section 301 / IEEPA add-ons; not legal advice. Other countries’ rates and live duties via the EximAgent CLI.

  • USUnited StatesFree–5.5%
    MFNas of Jan 1, 2026

Common questions

What is HS code 283329?
Sulphates; alums; peroxosulphates (persulphates) : Other sulphates : Other
What duty rates apply to 283329?
Listed US duty: Free–5.5% — see the duty-rates table for the full breakdown.

Browse all of Chapter 28: Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes →

Go beyond the code

Find verified importers of 283329 — Sulphates; alums; peroxosulphates (persulphates): Other by country, with live tariff context, OFAC sanctions screening, and ready-to-send outreach — each result confidence-tagged.

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