Methacrylic Acid/Maleic Acid Copolymer Solution from United States
Methacrylic acid with MEHQ inhibitor is methacrylic acid containing monomethyl ether hydroquinone (MEHQ) at 100-400 ppm to prevent polymerization. Chapter 29 note 1(f) permits added stabilizers for preservation or transport, so this product falls under tariff item 2916.13.00. It is a standard industrial grade for safe bulk transport.
Duty Rate — United States → Canada
0%
Import Tips
• Verify the MEHQ concentration is within the typical range for stabilization, as excessive amounts may affect classification
• Provide a certificate of analysis to the CBSA to confirm the inhibitor level
• Ensure the product is declared as a hazardous chemical during import