Bismuth Telluride Powder from China
Bismuth telluride is the leading thermoelectric material for Peltier coolers and power generators, imported as fine powder. HTS 2842.90.90.10 covers it as a chemically defined telluride salt of inorganic base bismuth. High purity grades optimize figure of merit ZT.
Duty Rate — China → United States
38.3%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Test for impurities affecting performance; DOT shipping as ORM-D if not hazardous
• Pitfall: sets with metals may go to Section XV