Montosirot from China
Montosirot (isoprothiolane) features aromatic ether-sulfide structure as rice sheath blight fungicide/pesticide. HTS 2909.30.30.00 applies to this technically defined pesticide compound. Imported for Asian crop protection markets.
Duty Rate — China → United States
18%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Fungicide/pesticide dual classification requires both EPA reviews; residue data for rice imports critical
• Use nitrogen blanketing to prevent oxidation
• Pitfall: MRL differences between origin and US cause rejections