Fractional Distillation Tower for Petrochemicals from Mexico
Tall cylindrical tower with multiple trays used in refineries to separate crude oil into fractions like gasoline and diesel via rectification. Classified under HTS 8419.40.00 for its core function of vapor condensing and liquid redistillation in large-scale industrial plants.
Duty Rate — Mexico → United States
10%
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
• Provide detailed process flow diagrams showing rectification stages to support classification
• Declare pressure ratings and alloy compositions accurately for valuation and safety compliance
• Watch for partial shipments; incomplete towers may classify as parts under 8419.90