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Thiram Seed Treatment Fungicide from Canada

Thiram (tetramethylthiuram disulfide) is an aromatic dithiocarbamate organo-sulfur compound used as a seed protectant and soil fungicide. It qualifies for HTS 2930.90.1000 as a pesticide with sulfur-carbon bonds in its aromatic molecular structure per Chapter 29 notes. Commonly imported for treating corn, wheat, and vegetable seeds.

Duty Rate — Canada → United States

16.5%

Rate breakdown

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

• Include seed treatment label claims and EPA product code in import documentation

• Test for heavy metal impurities as they affect organo-inorganic classification under heading 2931

• Declare as technical grade only; formulated seed dressings classify differently