3,3'-Dimethoxybiphenyl-4,4'-Diazonium Salt from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 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