Metol (p-Methylaminophenol Sulfate) from Canada
Metol is a developing agent used in black and white photographic film and paper developers. As an amino-phenol derivative with a single oxygen function (phenol), its sulfate salt falls under HTS 2922.29.2900 for photographic chemicals. It is chemically defined and primarily used in photographic processing.
Duty Rate — Canada → United States
16.5%
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
• Verify purity certificates as impurities may affect classification under chapter 29 note (a)
• Include safety data sheets (SDS) for handling amino-phenol compounds during customs clearance
• Avoid misclassification as general organic chemicals; specify photographic end-use in documentation