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%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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)