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
9903.05.5510%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
• Provide end-use statement if requested by CBP; comply with PHMSA hazmat regs for tankers
• Pitfall: impurities >1% may reclassify as technical grade mixture