Stabilized Pyrogallol for Photographic Use from Canada
Pyrogallol stabilized with sodium carbonate for photographic developing applications falls under HTS 2907.29.10.00 as a chemically defined polyphenol with permitted stabilizer (Chapter note f). Packaged in airtight containers to prevent oxidation during import.
Duty Rate — Canada → United States
11.3%
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
• Specify stabilizer type/percentage on invoice; must qualify under Chapter 29 note (f) preservation criteria
• Light-sensitive; require opaque packaging and temperature-controlled shipping declarations
• Distinguish from finished developer solutions (Chapter 38) by maintaining chemical compound identity