High-Purity 4,4'-Biphenol Flakes from Germany
High-purity 4,4'-Biphenol in flake form (>99.5% purity) is a key polyphenol monomer for advanced polymer production, including polycarbonate resins and flame retardants. It is a chemically defined organic compound, classified under the 'Other' polyphenols; phenol-alcohols subheading.
Duty Rate — Germany → Canada
0%
Import Tips
• Declare the CAS number (92-88-6) and purity (>99.5%)
• Ensure the flake form does not contain additives that alter the chemical identity
• If used in polycarbonate production, specify the end-use to support classification