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Phthalic Isophthalic Anhydride Precursor from Germany

Isophthalic acid serving as precursor for mixed phthalic-isophthalic anhydride in alkyd resin production. Classified specifically as isophthalic acid under 2917.39.1500 before anhydride formation. Used in industrial paints and varnishes.

Duty Rate — Germany → United States

10%

Rate breakdown

9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter

Import Tips

• Specify anhydride reaction yield expectations in end-use documentation

• Monitor for decarboxylation impurities affecting anhydride quality

• Ensure acid number specification (≥670 mg KOH/g) met