Chapters › 2809

HTS 2809

Diphosphorus pentaoxide; phosphoric acid;polyphosphoric acids, whether or not chemically defined

As of Revision 22 (2026), effective Oct 30, 2026Source: USITC HTS ↗
Ask AI about this productChatGPTClaudePerplexityGoogle AIGrok

Chapter 99 measures listing products under 2809

Lines under 2809

HTSDescriptionGeneralColumn 2
2809.10.00.00Diphosphorus pentaoxideFree25%
2809.20.00Phosphoric acid and polyphosphoric acidsFreeFree
2809.20.00.10Containing less than 65 percent available diphosphorus pentaoxide (P2O5) equivalents
2809.20.00.20Other
2809.20.00.30Other
2809.20.00.40Polyphosphoric acids