Dye Coupling Agent 2-Naphthol Crystals from Canada
Crystalline β-Naphthol functioning as a diazo dye coupler in textile coloration processes. Falls squarely under HTS 2907.15.30.00 per Chapter 29 for chemically defined phenols, prior to dye formation.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide spectral analysis confirming structure matches β-Naphthol isomer, not α-form
• Ensure no pre-reaction with diazonium salts that would create finished dyes under Chapter 32
• Use anti-caking stabilizers only if necessary for transport per Chapter 29 note (f)