Diethanolamine Perfluorooctane Sulfonate from Germany
Diethanolamine perfluorooctane sulfonate pairs a organic base with PFOS for water-soluble applications. Classified in HTS 2904.35.00.00 as an other salt, following chapter rules for organic salts of sulfonated compounds.
Duty Rate — Germany → United States
13.7%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Document salt formation per chapter note (C); provide synthesis route if challenged
• Beware end-use declarations; PFOS salts often trigger additional homeland security scrutiny
• Package to prevent decomposition; instability may classify as hazardous material