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2931.90.90.52/Trimethylgallium Precursor/Mexico

Trimethylgallium Precursor from Mexico

Trimethylgallium (TMGa) is an organogallium precursor for GaAs/GaN semiconductor epitaxy via MOCVD. Classified 2931.90.90.52 as organo-inorganic with Ga-C bonds.

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

• UN 3390 pyrophoric; specialized lecture bottle packaging required

• Wassenaar dual-use controls apply; end-user certificates mandatory

• Vapor pressure testing confirms MOCVD grade specifications

Trimethylgallium Precursor from Mexico — Import Duty Rate | HTS 2931.90.90.52