Butabarbital Sodium from Canada
Butabarbital sodium is a barbituric acid derivative salt with nitrogen heteroatoms in pyrimidine ring. Fits HTS 2933.52.9000 as other malonylurea salts, adhering to chapter rules for classification in last numerical heading.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Label with GHS hazard pictograms for barbiturates; include safety data sheets
• Confirm no ethyl alcohol content to avoid exclusion under chapter note (b)
• Use UN-approved packaging for Schedule III controlled substances