Chemical Synthesis Silicon Chunks from Japan
Irregular silicon chunks (98-99% purity) for organosilicon compound manufacturing like silanes. Chemically defined under 2804.69.50.00 as other nonmetal silicon.
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
• Submit intended end-use affidavits if borderline with Chapter 29 organosilicons
• Ensure inert atmosphere packaging certifications for reactive material