High-Purity Methyldiethanolamine for Gas Sweetening from Mexico
Ultra-high purity methyldiethanolamine (>99.5%) specifically for natural gas sweetening, a pure oxygen-function amino-alcohol under HTS 2922.17.00.00 per Chapter Note (a). Removes acid gases in petrochemical plants.
Duty Rate — Mexico → United States
16.5%
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
• Provide end-use statement if requested by CBP; comply with PHMSA hazmat regs for tankers
• Pitfall: impurities >1% may reclassify as technical grade mixture