Ethirimol Active Substance from China
Ethirimol is a pyrimidine fungicide used against powdery mildew in apples and ornamentals. This pure heterocyclic compound imported for pesticide manufacturing falls under HTS 2933.59.18.00 per chapter notes for separate organic compounds. It inhibits fungal RNA biosynthesis.
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
• Provide IR spectroscopy confirming pyrimidine structure
• File TSCA notifications for new chemical introductions
• Use anti-caking stabilizers only if necessary for transport