Zinc Borate Flame Retardant White Pigment from Japan
Hydrated zinc borate particles functioning as white pigment and smoke suppressant. Dual role but coloring preparation under HTS 3206.49.30.00. Used in intumescent coatings.
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
• LOI (limiting oxygen index) tests secondary to pigment functionality
• Boron content declaration for agricultural restrictions
• Thermal stability curves document pigment performance