Leucophor BCF Optical Brightener 32 from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
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