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Guaiacol from Germany

Guaiacol is an aromatic ether (2-methoxyphenol) used primarily as an expectorant in cough syrups and as a flavoring agent. It falls under HTS 2909.30.40.00 as an aromatic ether described in additional U.S. note 3 to section VI, which includes specific chemically defined compounds in this category.

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

Verify purity certificate (typically 98%+) as impurities may affect classification under chapter 29 notes

Include chemical analysis report to confirm aromatic ether structure per HTS hierarchy

Avoid misclassification as phenol derivative; ensure CAS 90-05-1 documentation