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HSChapter 29
U.S. imports of maleic anhydride (HS 291714) totaled $635K in April 2026, traded with 7 countries.
Last updated: April 2026 dataMaleic anhydride is a reactive intermediate widely used in unsaturated polyester resins, alkyd coatings, and agricultural chemical synthesis, and its US import classification turns on feedstock origin: 2917141000 covers material derived from benzene or aromatic hydrocarbons, while 2917145000 covers non-aromatic-derived product. Taiwan and South Korea are the leading suppliers to the US market, reflecting significant Asian production capacity built around benzene-based routes. Importers should be aware that product from China — the fourth-ranked supplier — may be subject to Section 301 tariffs, and antidumping measures have historically applied to maleic anhydride from certain origins.
AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.
The split between 2917141000 (benzene/aromatic-derived) and 2917145000 (non-aromatic-derived) reflects different production routes and historically different duty treatment. Most commercially traded maleic anhydride is benzene-derived, but importers must confirm the manufacturing process with the foreign supplier to ensure correct classification and avoid potential misclassification penalties.
Yes, the US has historically imposed antidumping duty orders on maleic anhydride from certain countries. Importers should check current US International Trade Commission and Commerce Department orders for active measures before contracting, as duty liability can be retroactive to the date of initiation in some proceedings.
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Monthly import values over time
| Country | Imports | Exports | Balance |
|---|---|---|---|
| MEXICO | -- | $1.4M | +$1.4M |
| GERMANY | -- | $731K | +$731K |
| CANADA | -- | $523K | +$523K |
| COLOMBIA | -- | $486K | +$486K |
| UNITED KINGDOM | -- | $444K | +$444K |