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
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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