Zinc Dimethyldithiocarbamate (ZDMC) from Canada
ZDMC is an aromatic zinc dithiocarbamate used as an ultra-accelerator in rubber compounding. Classified under HTS 2930.20.20.50 as a thiocarbamate derivative meeting Chapter 29 requirements for separate organic compounds. Primarily imported as technical powder for industrial use.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6093.5%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify industrial end-use in commercial invoice to avoid pesticide classification
• Include Material Safety Data Sheet (MSDS) showing <0.1% impurities for Chapter 29 eligibility
• Verify if subject to Section 301 tariffs based on country of manufacture