High-Purity Gas Compressor Housing for GaAs Wafer Processing from Japan
Special alloy housing for compressors handling high-purity gases in gallium arsenide (GaAs) wafer fabrication equipment, preventing contamination during crystal growth. HTS 8414.90.41.65 applies as explicitly covered in statistical notes for semiconductor materials processing.
Duty Rate — Japan → United States
25%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16, 9903.82.20–9903.82.26 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) and (xi) of U.S. note 16 to this subchapter
9903.05.900%Articles of aluminum, of steel or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Provide surface finish specs (Ra values) proving cleanroom compatibility for GaAs processing
• Include gas compatibility certificates for arsine/hydrogen mixtures used in GaAs growth