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HSChapter 28
U.S. imports of sulfamic acid (HS 2811196110) totaled $859K in June 2026, traded with 5 countries.
Importers of Sulfamic Acid paid $152K in duties in June 2026 — an effective duty rate of 18% on $859K in dutiable value, based on actual customs collections rather than the published tariff schedule. Sulfamic Acid imports of $859K in June 2026 ran 62% above the year-to-date monthly average of $531K.
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Monthly import values over time
No geographic breakdown available
U.S. trade for this product is not broken down by state or port in the latest Census Bureau release.