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HSChapter 29
U.S. imports of tetramethylguanidine (HS 2925297000) totaled $705K in June 2026, traded with 4 countries.
Importers of Tetramethylguanidine paid $107K in duties in June 2026 — an effective duty rate of 16% on $651K in dutiable value, based on actual customs collections rather than the published tariff schedule. Tetramethylguanidine imports of $705K in June 2026 ran 47% above the year-to-date monthly average of $481K.
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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.