United States tariff line 2809.10.00.00: Diphosphorus pentaoxide
Last updated
Key facts
- Tariff line
- 2809.10.00.00
- Covers
- Diphosphorus pentaoxide
- Duty (MFN)
- Free
- Additional duties
- None recorded
- Restrictions
- None recorded
- Tariff
- United States
- HS subheading
- 2809.10
Summary
In the United States tariff, line 2809.10.00.00 covers diphosphorus pentaoxide. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 2809.10 in heading 28.09 (chapter 28).
What this line covers
In the United States tariff, line 2809.10.00.00 covers diphosphorus pentaoxide.
Its legal text is “Diphosphorus pentaoxide”.
How it is structured
It falls under HS subheading 2809.10 in heading 28.09 (chapter 28). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.
- Chapter 28
- Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes
- Heading 28.09
- Diphosphorus pentaoxide; phosphoric acid;polyphosphoric acids, whether or not chemically defined
- Line 2809.10.00.00
- Diphosphorus pentaoxide
Duty
Goods under this line enter free of general (MFN) duty.
In other countries
No other national tariff on border.bot has live lines under 2809.10 yet.
Frequently asked questions
What does tariff line 2809.10.00.00 cover in the United States tariff?
In the United States tariff, line 2809.10.00.00 covers diphosphorus pentaoxide.
What is the general (MFN) duty on 2809.10.00.00 in the United States?
Goods under this line enter free of general (MFN) duty.
Sources and updates
The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
This page was last updated on 9 October 2026.
Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.
Official source files: