4-Formylphenylacetic Acid Methyl Ester USP Grade from Mexico
4-Formylphenylacetic acid methyl ester USP grade is a high-purity version of the chemically defined compound with aldehyde and ester functions. It qualifies under 2918.30.00 as a carboxylic acid with aldehyde function, meeting pharmaceutical standards for drug intermediates.
Duty Rate — Mexico → Canada
0%
Import Tips
• Provide a certificate of analysis showing USP-grade purity to support classification
• Ensure the product does not contain any added substances that could render it particularly suitable for specific use
• Check if the ester function affects classification under Chapter 29 notes