N,N-Dimethylethanolamine (DMEA) from Japan
N,N-Dimethylethanolamine is a tertiary amino alcohol with the formula (CH3)2NCH2CH2OH, classified under HTS 2922.19.9619 as an N,N-dialkyl-2-aminoethanol. It is a clear liquid used primarily as a catalyst in polyurethane foam production and as a pH adjuster in water treatment.
Duty Rate — Japan → United States
21%
Rate breakdown
9903.04.628.5%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify purity certificate (typically >99%) to confirm classification as chemically defined compound under Chapter 29 note (a)
• Include SDS and handling instructions due to corrosive nature; ensure DOT-compliant packaging for transport
• Avoid misclassification as cleaning preparation (HTS 3402) if sold undiluted for industrial use