Effage B100 Polyisobutylene from Japan
Effage B100 is a medium-high molecular weight polyisobutylene used for pharmaceutical sealants and transdermal patches, meeting monomer purity requirements. It is supplied as pharmaceutical-grade material in primary forms, qualifying under tariff item 3902.20.00.
Duty Rate — Japan → Canada
0%
Import Tips
• If used in pharmaceutical applications, ensure compliance with Health Canada regulations
• Provide documentation of the polymer's purity and molecular weight
• Verify the product is in primary form and not mixed with active ingredients