Platinum Supported Catalyst for Automotive Catalytic Converters from Mexico
This supported catalyst uses platinum as the active substance on an alumina carrier, designed to convert harmful exhaust gases like CO, NOx, and hydrocarbons into less harmful substances in vehicle catalytic converters. It falls under HTS 3815.12.00 because it is a supported catalyst with precious metal (platinum) as the active component. Primarily used in gasoline engine vehicles for emission control.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Declare exact precious metal loading (e.g
• platinum wt%) on commercial invoice to avoid reclassification; obtain EPA TSCA pre-manufacture notice if for new chemical use; verify carrier material doesn't trigger Chapter 28 classification