2,4-Dichloro-3-methylphenol from Canada
Chlorinated phenolic intermediate for developing magenta couplers in color print films. Provides necessary electron-withdrawing groups for color stability in photographic emulsions. Duty-free when exclusively used in certified photographic chemical production.
Duty Rate — Canada → United States
10%
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
• Melting point and HPLC chromatograms verify identity for customs authentication,Secure bond may be required until manufacturing use is demonstrated,Avoid general phenolic classification by providing specific coupler synthesis pathway