Formamide from China
Formamide (HCONH2) is the simplest acyclic amide, used as a solvent and in organic synthesis. HTS 2924.19.80.00 captures it as an 'other' acyclic amide, excluded from more specific subheadings.
Duty Rate — China → United States
44%
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
• Hazardous material declaration required due to toxicity; include GHS labels
• Purity >99% certification prevents mixture classification under 3824
• Avoid water solutions unless for transport safety per chapter note (d)