Mordant Black 8 Dye from Mexico
Mordant Black 8, specifically named in HTS 3204.12.17.00, requires metal mordants (chromium, aluminum) for fixation on wool and leather. Provides jet black shades with superior fastness. Traditional use in worsted wool suiting and upholstery fabrics.
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 mordanting procedure specifications showing after-treatment required for color development
• Test for chromium VI content - must be below 0.05% per EU REACH standards (also monitored by CBP)
• Avoid combining with other dyes in shipment to prevent mixture classification issues