Formamide from Mexico
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 — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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)