Hydrated Aluminosilicate Catalyst from Mexico
Hydrated aluminosilicates serve as cracking catalysts in petroleum refining, featuring specific Si/Al ratios. This chemically defined complex silicate qualifies for HTS 2842.10.00.00. The material's acidity and structure enable hydrocarbon breaking in FCC units.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include catalyst activity test results in documentation; ensure EPA pre-manufacture notice compliance if modified; distinguish from finished catalyst preparations under 3815