Tinopal CBS-X Fluorescent Brightener from Japan
Tinopal CBS-X is a commercial grade of Fluorescent brightening agent 32, a stilbene-based synthetic organic product under HTS 3204.20.10.00. It imparts superior whiteness to cotton fabrics and cellulosic materials by converting UV radiation to visible blue light. Classified specifically due to its chemical structure matching agent 32 definition.
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
• Include manufacturer's specification confirming FBBA 32 identity (e.g
• distyrylbiphenyl structure); ensure proper packaging to prevent moisture degradation during shipping
• Common pitfall: incorrect declaration as 'optical brightener' without specific agent number