5,5-Diphenylhydantoin (Phenytoin Base) from Mexico
5,5-Diphenylhydantoin (Phenytoin Base) is the active pharmaceutical base form of the anticonvulsant phenytoin, a classic hydantoin derivative. It is a separate chemically defined organic compound with an unfused imidazole ring, classifiable under tariff item 2933.21.00.
Duty Rate — Mexico → Canada
0%
Import Tips
• Ensure the product meets pharmacopoeial standards and provide a certificate of analysis
• If importing for pharmaceutical use, comply with Health Canada's Drug Establishment Licence requirements
• Declare the correct HS code 2933.21.00 on customs forms