Triazole Technical Grade from China
1,2,4-Triazole, a five-membered heterocycle with three nitrogen atoms, essential for antifungal drug synthesis like fluconazole. HTS 2933.99.9701 for unspecified nitrogen heterocycles; distinguished from substituted triazoles.
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 mass spec confirming 1,2,4-isomer; 1,2,3-isomers may have different subheadings
• Technical grade needs lower purity threshold documentation vs pharma grade
• Avoid over-dilution; exceeds Chapter note (d) limits → 3824