283311 — Sulphates; alums; peroxosulphates (persulphates): Disodium sulphate
HS code 283311 classifies Sulphates; alums; peroxosulphates (persulphates): Disodium sulphate. 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) : Sodium sulphates : Disodium sulphate
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–0.4%MFNas of Jan 1, 2026
Common questions
- What is HS code 283311?
- Sulphates; alums; peroxosulphates (persulphates) : Sodium sulphates : Disodium sulphate
- What duty rates apply to 283311?
- Listed US duty: Free–0.4% — see the duty-rates table for the full breakdown.
Go beyond the code
Find verified importers of 283311 — Sulphates; alums; peroxosulphates (persulphates): Disodium sulphate by country, with live tariff context, OFAC sanctions screening, and ready-to-send outreach — each result confidence-tagged.