Dazomet Soil Fumigant from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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