HTS 2809.20.00.20
Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined — Other
Chapter 28
Current Duty Rates
Source: USITC Harmonized Tariff Schedule — Last updated April 8, 2026
Rates reflect current base duties plus applicable surcharges. Section 301 rates apply to China-origin goods. Verify with your customs broker for your specific classification.
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Recent Changes
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Frequently Asked
What is HTS 2809.20?
HTS 2809.20 covers diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined — other. It falls under Chapter 28 of the Harmonized Tariff Schedule of the United States.
What is the duty rate for HTS 2809.20.00.20?
The base (MFN) duty rate for HTS 2809.20.00.20 is .
Are there any exclusions for HTS 2809.20.00.20?
Exclusions may apply depending on active Section 301 or Section 232 exclusion lists. Check the USTR exclusion portal or use TariffDesk to monitor this code for changes, including new exclusions.
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