280920 — Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not…: Phosphoric acid and polyphosphoric acids
HS code 280920 classifies Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not…: Phosphoric acid and polyphosphoric acids. 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
Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined : Phosphoric acid and polyphosphoric acids
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 States0%MFNas of Jan 1, 2026
Common questions
- What is HS code 280920?
- Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined : Phosphoric acid and polyphosphoric acids
- What duty rates apply to 280920?
- Listed duty rates range from 0% across 1 country rate.
Go beyond the code
Find verified importers of 280920 — Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not…: Phosphoric acid and polyphosphoric acids by country, with live tariff context, OFAC sanctions screening, and ready-to-send outreach — each result confidence-tagged.