4-Chloro-3-nitroaniline from Canada
4-Chloro-3-nitroaniline is a dichloro-nitro substituted aniline explicitly covered by HTS 2921.42.18.00. Used in hair dye formulations and agrochemical synthesis. Properly classified as aniline derivative in Chapter 29.
Duty Rate — Canada → United States
15.8%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Cosmetic-grade requires additional FDA color additive petition documentation
• Skin sensitizer; include exposure limits in SDS for customs review
• Purity >99% critical; impurities shift classification potential