Guaifenesin EP Grade Crystals from China
European Pharmacopoeia compliant guaifenesin crystalline form for expectorant applications in respiratory medications. Classified under HTS 2909.49.0500 as the specific aromatic ether-alcohol guaifenesin. Pure active ingredient without formulation additives.
Duty Rate — China → United States
37.5%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Include EP Certificate of Analysis confirming polymorph Form I or II specifications
• Declare as 'pure substance' to prevent reclassification as pharmaceutical preparation
• Verify DEA exemption status as non-controlled expectorant substance