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Toluene Sulfonic Acid Monohydrate from Germany

Para-toluene sulfonic acid monohydrate contains only sulfo groups on toluene hydrocarbon backbone. Fits HTS 2904.10.5000 as sulfonated hydrocarbon derivative. Used as catalyst in esterification and polymerization reactions.

Duty Rate — Germany → United States

10%

Rate breakdown

9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%

Import Tips

Specify ortho/para isomer ratio; pure p-TSA vs mixed isomers affect pricing and classification

Monohydrate status must be confirmed (<1.5% water distinguishes from anhydrous form)

Avoid declaring as 'aromatic sulfonic acid' without hydrocarbon parent specification

Toluene Sulfonic Acid Monohydrate from Germany — Import Duty Rate | HTS 2904.10.50.00