2903.44.10/HFC-143a Electronic Grade Gas/Mexico

HFC-143a Electronic Grade Gas from Mexico

Ultra-high purity 1,1,1-trifluoroethane (HFC-143a) for semiconductor cleaning processes, classified as chemically defined compound under HTS 2903.44.10.

Duty Rate — Mexico → United States

13.7%

Rate breakdown

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

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Import Tips

• Semiconductor imports need ITAR/EAR screening if dual-use