Biphenyl Ureine BPU-4 from China
Biphenyl Ureine BPU-4 is a biphenyl aromatic ureine used in liquid crystal displays (LCDs). It is a separate chemically defined organic compound with a cyclic carbamate structure, classified under cyclic amides of carbonic acid. This tariff item applies to ureines and their derivatives.
Duty Rate — China → Canada
0%
Import Tips
• For electronic-grade chemicals, provide a technical data sheet and purity certificate to CBSA
• If the product is part of a mixture or formulation, classification may change
• Ensure the product is not put up in a form for retail sale, which could trigger other headings