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Ammonium Paramolybdate from Mexico

Ammonium paramolybdate ((NH4)6Mo7O24) is a key industrial chemical for pigment production and alloy manufacturing. Classified under HTS 2841.70.10.00 as an ammonium molybdate, meeting oxometallic salt criteria in Chapter 28.

Duty Rate — Mexico → United States

14.3%

Rate breakdown

9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter

Import Tips

• Provide assay reports showing >99% purity to avoid reclassification; check for REACH compliance if from EU

• Pitfall: bulk packaging mistaken for Chapter 31 products