Linear Alkylbenzene Sulfonic Acid (LABSA) from Mexico
LABSA is a synthetic surfactant produced by sulfonation of linear alkylbenzene, featuring only sulfo groups on an aromatic hydrocarbon base. It fits HTS 2904.10.37.00 as an 'other' aromatic sulfonated derivative. Primarily used as an intermediate for manufacturing laundry detergents.
Duty Rate — Mexico → United States
15.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include sulfonation process documentation and alkyl chain length specs to confirm classification as aromatic sulfo derivative
• Ensure product is not ethyl ester form, which has separate statistical breakout within the heading
• Test for halogenation; presence of halogens changes classification within 2904 subheadings