Ceria-Stabilized Alumina Three-Way Catalyst from Japan
CeO2-ZrO2 stabilized gamma-alumina with Pt/Rh/Pd promotes CO/HC/NOx conversion in automotive converters. Classified 3815.19.00.00 as complex supported preparation.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Declare total PGM loading and individual metal ratios for accurate precious metal assessment
• Provide washcoat loading (g/L) and cell density data confirming monolith compatibility
• EPA verification required for on-road vehicle emission control catalysts