2,4-Diaminoanisole Sulfate from Canada
This diamine derivative of methoxyaniline, supplied as sulfate salt, falls under HTS 2921.42.90.00 per classification rules for amine salts. Used in polymer synthesis and hair 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
• Salt form requires analysis certificate showing complete protonation of amine groups
• REACH registration documents mandatory for EU-origin material regardless of destination
• Darkens on exposure to air; ship under nitrogen with stabilizer per chapter note 2(f)