Dimethylcadmium from Canada
Dimethylcadmium ((CH3)2Cd) is a pyrophoric organocadmium reagent with Cd-C bonds, used in semiconductor synthesis. Classified 2931.90.90 per chapter notes defining organo-inorganic metal-carbon compounds; excluded from Ch28 inorganics.
Duty Rate — Canada → United States
3.7%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• UN3483 Pyrophoric liquid packaging group I—requires Type 1A1 steel drums with nitrogen padding
• Extremely toxic cadmium compound; OSHA PEL 0.005 mg/m³ exposure documentation required
• Customs may require end-user certificate due to semiconductor dual-use concerns