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%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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