Vinbarbital from Mexico
Vinbarbital, a barbituric acid derivative with vinyl substitution, features nitrogen heterocyclic pyrimidine ring. HTS 2933.52.9000 applies as 'other' malonylurea per chemical definition.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Ensure batch records show synthesis from barbituric acid to validate heading