Chloramphenicol Research Grade Crystals from Mexico
> High-purity chloramphenicol crystals (99.5%+) intended for laboratory research and analytical standards. As a separate chemically defined organic compound, it meets Chapter 29 Note 1(a) criteria. Even though not for therapeutic use, it remains chloramphenicol and is classified under tariff item 2941.40.00.
Duty Rate — Mexico → Canada
0%
Import Tips
• > Clearly label the product as "for laboratory use only" to avoid confusion with pharmaceutical-grade material
• Provide the purity certificate and CAS number (56-75-7) for customs clearance
• If importing for scientific purposes, consider whether an import permit under the Food and Drugs Act is required