Phenanthrene from Japan
Phenanthrene (C14H10) is a tricyclic aromatic hydrocarbon with angularly fused rings. Classified under HTS 2902.90.20.00 as a specifically listed cyclic hydrocarbon used in explosives and dyes.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Document melting range 99-101°C and UV absorption maxima for identity
• Sublime under vacuum for purification to meet 99.5% specification
• Declare as UN 3077 Environmentally Hazardous Substance for bulk shipments