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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