High Purity Methyl Chloride 99.99% Semiconductor from Canada
Ultra-high purity chloromethane for chemical vapor deposition in semiconductor manufacturing. HTS 2903.11.00 applies to this chemically defined gas meeting electronic grade specifications. Supplied in specialized cleanroom cylinders.
Duty Rate — Canada → United States
15.5%
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 particle count and metallic impurity analysis (<1 ppb) certificates
• Use specialized cleanroom packaging with electropolished components
• Include end-user statements for controlled technology export compliance