Molybdic Acid Catalyst from Mexico
Molybdic acid (H2MoO4) in catalytic grade used for oxidation reactions in chemical manufacturing. This wholly inorganic molybdenum compound qualifies for HTS 3815.90.2000 as a reaction accelerator preparation.
Duty Rate — Mexico → United States
12.8%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide manufacturer's certification of catalytic grade vs. reagent grade to justify 3815 classification
• Ensure packaging prevents moisture absorption, which could alter composition and trigger reclassification
• Watch for misclassification as fertilizer additive (3102) if marketed for agriculture rather than catalysis