4,4'-Dihydroxybiphenyl Crystals from Germany
4,4'-Dihydroxybiphenyl, also known as 4,4'-Biphenol, is a chemically defined bis-phenol with two hydroxyl groups on a biphenyl structure. It is used in epoxy resin hardeners and polymer production, classified under the 'Other' polyphenols; phenol-alcohols subheading.
Duty Rate — Germany → Canada
0%
Import Tips
• Provide the CAS number (92-88-6) and confirm the crystalline form is a separate chemically defined compound
• If used in epoxy resins, specify the end-use
• Ensure proper labelling for transport as a chemical substance