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HSChapter 39
U.S. imports of polystyrene,expandable (HS 3903110000) totaled $32.5M in June 2026, traded with 18 countries.
Importers of Polystyrene,expandable paid $775K in duties in June 2026 — an effective duty rate of 13% on $5.8M in dutiable value, based on actual customs collections rather than the published tariff schedule.
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Monthly import values over time
| Country | Imports | Exports | Balance |
|---|---|---|---|
| MEXICO | $13.6M | $7.4M | -$6.2M |
| CANADA | $13.1M | $6.1M | -$7.0M |
| KOREA, SOUTH | $2.7M | -- | -$2.7M |
| CHINA | -- | $1.6M | +$1.6M |
| TAIWAN | $1.2M | -- | -$1.2M |
No geographic breakdown available
U.S. trade for this product is not broken down by state or port in the latest Census Bureau release.