p-Diazo-N,N-Dimethylaniline Zinc Chloride from Mexico
Stabilized double salt used in instant photographic developers for rapid azo coupling in print materials. Falls under HTS 2927.00.25.00 as a photographic diazo compound per Chapter 29 coordination compound rules.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Classify under note 5(C)(3) for metal coordination; provide structural analysis if challenged
• Use UN-approved packaging for diazonium salt sensitivity to shock and heat
• Include batch purity certificates (>98%) to distinguish from industrial-grade impurities