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Linear Alkylbenzene Sulfonic Acid (LABSA) from Canada

Linear alkylbenzene sulfonic acid is a sulfonic acid produced by sulfonation of linear alkylbenzenes, a classic example of a nitrated or sulfonated aromatic hydrocarbon derivative. Classified under HTS 2904.99.40.00 due to its listing in additional U.S. note 3 to section VI for such industrial surfactants. Primarily used in manufacturing liquid detergents.

Duty Rate — Canada → United States

100%

Rate breakdown

9903.04.6094.5%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 sulfonation process documentation to distinguish from non-sulfonated hydrocarbons

Ensure container labeling complies with DOT/UN standards for corrosive acids