4-Amino-N-ethylaniline Sulfate from Mexico
4-Amino-N-ethylaniline sulfate functions as a photographic dye-forming developer in color negative processing. Classified under HTS 2921.51.20.00 as a p-phenylenediamine derivative for photographic chemistry. Complies with Chapter 29 salt and aromatic amine provisions.
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
• Provide NMR spectra confirming structure; note potential for coordination compound classification if metal-complexed; ensure emetic additives only for safety per note (g)