2842.90.90.10/Bismuth Telluride Powder/Mexico

Bismuth Telluride Powder from Mexico

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 — Mexico → United States

13.3%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

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Import Tips

• Test for impurities affecting performance; DOT shipping as ORM-D if not hazardous

• Pitfall: sets with metals may go to Section XV