Diethanolamine (DEA) from Canada
Diethanolamine, (HOCH2CH2)2NH, is a secondary amino-alcohol with one kind of oxygen function (hydroxyl groups), fitting HTS 2922.19.96.90. Widely used in gas treatment, cosmetics, and as a corrosion inhibitor.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.6093.5%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Provide specification sheets confirming >98% purity to distinguish from formulated mixtures
• Comply with TSCA registration for chemical imports into the US
• Check for anti-dumping duties if sourced from specific countries like China