Leucophor BCF Optical Brightener 32 from China
Leucophor BCF is the trade name for Fluorescent brightening agent 32 under HTS 3204.20.10.00, optimized for synthetic fiber whitening. This water-soluble stilbene compound prevents graying in polyester and polyamide textiles during laundering. Meets precise tariff definition excluding chemically pure compounds per chapter note (a).
Duty Rate — China → United States
44%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Document substantivity to cellulosic vs. synthetic fibers for correct end-use declaration; use UN-approved packaging for powder form
• Pitfall: declaring as 'dye' triggers different Chapter 32 rates