p-Hydroxyazobenzene from Canada
Phenolic azo compound used in polymer dyes and as UV absorber. Classifies HTS 2927.00.50.00 with azo precedence over phenolic function. Pale yellow solid.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Azo function later than phenolic in chapter order; light-sensitive; verify phenolic OH vs tautomeric form