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
10%
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
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