</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Technical Tolyltriazole 99% Powder from Japan

High-purity tolyltriazole powder (99%, CAS 29385-43-1) used in water treatment as copper corrosion inhibitor. This aromatic triazole derivative meets Chapter 29 note requirements for chemically defined organic compounds. Specifically enumerated under HTS 2933.99.82.20.

Duty Rate — Japan → United States

15%

Rate breakdown

9903.04.628.5%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)

Import Tips

Include HPLC analysis certificate verifying tolyltriazole content and isomer purity per chapter note (b)

Label shipments clearly as 'Tolyltriazole CAS 29385-43-1' to prevent CBP misclassification

EPA import notification required; ensure Pre-Registration for new chemical import review