Graphite Block Heat Exchanger for Corrosive Chemicals from Mexico
Corrosion-resistant graphite exchanger for handling acids in chemical processing. Falls under HTS 8419.50.5000 for other heat exchange units in aggressive industrial environments.
Duty Rate — Mexico → United States
25%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16, 9903.82.20–9903.82.26 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) and (xi) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Provide chemical resistance test data for the specific acids used
• Declare graphite purity levels for accurate material valuation