Paraldehyde USP from Canada
Paraldehyde is a cyclic trimer of acetaldehyde used primarily as a sedative and anticonvulsant in pharmaceutical formulations. It falls under HTS 2912.50.5000 as a cyclic polymer of aldehydes, specifically 'other' cyclic polymers beyond paraformaldehyde. This chemically defined organic compound meets Chapter 29 note (a) for separate compounds.
Duty Rate — Canada → United States
15.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Verify purity certificates (USP grade) and provide chemical analysis to confirm cyclic polymer structure per Chapter 29 notes
• Include Safety Data Sheets (SDS) showing sedative/hypnotic use to avoid misclassification as industrial solvents
• Ensure proper HazMat shipping declarations as it's a flammable liquid (UN 2606)