Xylene Flux for Brazing Copper Pipes from Mexico
Flux preparation containing xylene isomers (>5% aromatic content) for brazing copper plumbing pipes, preventing oxidation during high-heat joining. Classified in 3810.90.10.00 for auxiliary soldering/brazing preparations with aromatic substances.
Duty Rate — Mexico → United States
16.5%
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 flux activity test results and application specifications; ensure VOC compliance for state regs
• Pitfall: incorrect declaration as general solvent causes delays