High Purity 4,4'-Methylenedianiline Flakes from United States
High purity 4,4'-methylenedianiline flakes are a form of the chemically defined aromatic polyamine with purity greater than 99%. The flake form is used for precise industrial dosing in isocyanate reactions. As a pure, chemically defined aromatic polyamine, it is classified under tariff item 2921.59.00.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the product is high purity and chemically defined
• Provide the CAS number and purity certificate to customs
• Verify if the product requires any special handling or permits