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HSChapter 28
U.S. imports of polyphosphoric acids (HS 2809200040) totaled $286K in June 2026, traded with 10 countries.
Importers of Polyphosphoric Acids paid $6K in duties in June 2026 — an effective duty rate of 2.0% on $286K in dutiable value, based on actual customs collections rather than the published tariff schedule. Polyphosphoric Acids imports of $286K in June 2026 ran 27% above the year-to-date monthly average of $225K.
Monthly import values over time
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No geographic breakdown available
U.S. trade for this product is not broken down by state or port in the latest Census Bureau release.