Pharma Grade 1-Cyanoguanidine from China
Pharmaceutical grade 1-cyanoguanidine (USP/EP compliant) is a nitrile-function compound under HTS 2926.20.00.00, used as an intermediate in synthesizing antiviral and antidiabetic drugs. Its classification adheres to chapter note (a) as a separate chemically defined compound.
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 DMF or CEP for FDA compliance on pharma intermediates; ensure GMP-certified origin with full impurity profile; avoid retail packaging to stay in Chapter 29