Dazomet Soil Fumigant from Canada
Dazomet (3,5-dimethyl-1,3,5,2H-tetrahydrothiadiazine-2-thione) is a granular soil fumigant and nematicide for pre-planting treatment. Classified HTS 2930.90.43 as organo-sulfur pesticide containing cyclic thiadiazine structure with direct S-C bonds. Controls soil pathogens, weeds, and nematodes.
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
• Include thermal decomposition data showing isothiocyanate release mechanism
• Provide soil incorporation guidelines in technical documentation
• Ensure proper ventilation hazard labeling for fumigant classification