Amorphous Boron Carbide Granules 10-50 Micron from Japan
Granular amorphous boron carbide (B4C) used in metallurgical additives and ceramic raw materials. Classified under HTS 2849.90.10.00 as chemically defined boron carbide in granular form, excluding finished products.
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 material safety data sheets (MSDS) highlighting non-hazardous nature despite fine particle size
• Avoid classification as waste if contaminated; pure granules remain under Chapter 28
• For EU imports, confirm boron content doesn't trigger dual-use export controls