Vinbarbital from Canada
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 — Canada → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Ensure batch records show synthesis from barbituric acid to validate heading