Phenobarbital Sodium Powder from Mexico
The sodium salt of phenobarbital, used in injectable formulations and as an intermediate in pharmaceutical manufacturing. Classified under HTS 2933.54.00.00 as a salt of barbituric acid derivatives per Chapter 29 notes.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Include salt formation documentation to justify classification under 2933.54
• Verify stability data as sodium salts may have different storage requirements
• Label clearly as 'not for retail sale' to prevent Chapter 30 reclassification