Pentachlorophenol Ammonium Salt from Canada
Ammonium salt variant of pentachlorophenol for use in aqueous biocide formulations. Classified under HTS 2908.19.20.00 as explicitly listed salts of pentachlorophenol in halogenated phenol derivatives.
Duty Rate — Canada → United States
15.5%
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
• Confirm ammonium counterion via titration; organic salts follow parent phenol heading
• Volatilization risk—ship under inert atmosphere to prevent decomposition
• Avoid retail packs, which could trigger Chapter 38 consumer chemical provisions