Diethylamine Perfluorooctane Sulfonate Technical Grade from Mexico
Technical grade diethylammonium perfluorooctane sulfonate meets HTS 2922.16.00.00 as a pure chemically defined amino-alcohol salt, containing impurities permitted by chapter notes. Applied in mist suppressants for metal working fluids.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify impurity levels (<5%) in documentation to qualify under 'whether or not containing impurities'
• Use HTSUS statistical suffix correctly for reporting quantities in kg
• Pre-clear with CBP for PFAS due to Stockholm Convention restrictions