Methyldiethanolamine (MDEA) from Mexico
MDEA is an alkanolamine (CH3N(CH2CH2OH)2) used primarily in natural gas sweetening, fitting HTS 2922.19.96.90 as an oxygen-function amino-compound with ether-like properties but classified as amino-alcohol. Chemically defined per Chapter notes.
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
• Provide GC-MS analysis confirming identity and purity levels
• Declare as pure chemical, not formulated scrubber solution
• Comply with pipeline industry specifications if for energy sector end-use