Chromium Oxide Polymer Catalyst from Mexico
Phillips catalyst (CrO3 on silica) precursor for HDPE production. Wholly inorganic composition under HTS 3815.90.3000.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Cr loading (1-5wt%) and activation procedure documentation essential
• Hexavalent Cr-free declaration prevents REACH restrictions
• Silica support ratio affects whether classified as chromium or silica product