Fenbuconazole from China
Fenbuconazole is a triazole fungicide featuring a 1H-1,2,4-triazole ring used against powdery mildew in fruits and vegetables. It fits HTS 2934.99.18.00 as an aromatic heterocyclic pesticide 'other,' satisfying Chapter 29's exclusion of sulfonated derivatives and inclusion of chemically defined salts. Imported as beige powder technical concentrate.
Duty Rate — China → United States
19%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Include stability data for triazole degradation during ocean transit
• CBP requires proof of US EPA tolerance establishment for food-contact crops
• Optical purity specification prevents isomer mixture reclassification