p-Aminodimethylaniline Hydrochloride from China
p-Aminodimethylaniline hydrochloride, a derivative of p-phenylenediamine, functions as a photographic developing agent in black-and-white film processing. It qualifies under HTS 2921.51.20.00 as a designated photographic chemical consisting of aromatic polyamine salts. The compound adheres to Chapter 29 definitions for separate chemically defined amine-function products.
Duty Rate — China → United States
26.5%
Rate breakdown
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Provide evidence of use in photographic emulsions via end-user letters; confirm hydrochloride salt purity >98% for proper classification; beware of anti-dusting agents that could invoke Chapter 29 note (g)