1,4-Di-(2-methylstyryl)benzene (CAS 6383-95-5) from China
1,4-Di-(2-methylstyryl)benzene (CAS 6383-95-5) is a stilbene derivative used in optical brighteners and laser dyes. This fluorescent compound (C24H24) fits Chapter 29 criteria as a separate chemically defined cyclic hydrocarbon, classified under tariff item 2902.90.00.
Duty Rate — China → Canada
0%
Import Tips
• Ensure the product is not formulated with other ingredients that would classify it as a preparation under Chapter 32
• Provide a CAS number and purity certificate to CBSA
• Check if the product is subject to Canadian chemical notification requirements