2-Imidazolidinethione (Ethylene Thiourea) Crystals from Japan
Crystalline ethylene thiourea (2-imidazolidinethione) explicitly named in HTS 2933.29.0500. Key reagent in synthesis of ethylenebisdithiocarbamate fungicides like ziram and rubber additives.
Duty Rate — Japan → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Classify as UN3077 Environmentally Hazardous Substance for transport
• Include NMR or HPLC analysis verifying chemical identity
• Avoid bulk packaging over 25kg drums which trigger additional hazmat fees