4-Aminodiphenylamine from Canada
A diphenylamine derivative with one amino-substituted phenyl ring, classified as aniline derivative under HTS 2921.42.90.00. Used in rubber curing agents and dye intermediates.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Dark brown viscous liquid requires heated tankers for transport
• Impurity profile critical; >1% diphenylamine may trigger mixture classification
• DOT special permit may be required for bulk liquid shipments