3,3'-Dimethoxybiphenyl-4,4'-Diazonium Salt from Canada
Complex diazo compound for high-resolution photographic printing plates and films. Classified in HTS 2927.00.25.00 for its function in light-activated azo imaging chemistry.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Provide spectral analysis confirming diazo structure per Chapter 29 isomer rules
• Declare light-sensitive precautions in shipping manifests to prevent decomposition claims
• Distinguish from polymer additives that would classify under Chapter 39