N1,N4-Dimethyl-N1-(2,3-dihydroxypropyl)-3-nitro-1,4-phenylenediamine from China
A specialized amino-alcohol with dihydroxypropyl substitution, nitro, and dimethyl groups on phenylenediamine core, explicitly covered by this subheading. Falls under 2922 as 'other' aromatic amino-alcohols; note the single type of oxygen function (alcohol) despite multiple groups. Used in high-performance permanent hair coloring agents.
Duty Rate — China → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Confirm via HPLC that compound matches exact specification; impurities >1% may trigger review
• Use UN-approved packaging for nitro-organic sensitivity; declare PGIII if applicable
• Document end-use as chemical intermediate to prevent cosmetic classification