Liquid Polybutene L-14E from United States
Liquid polybutene with a viscosity of 140 cSt, used in lubricants and caulks. The isobutylene monomer content exceeds 95% by weight, and the product is in primary liquid form, classifying it under tariff item 3902.90.00.
Duty Rate — United States → Canada
0%
Import Tips
• Verify the isobutylene monomer content is over 95% to support classification
• Ensure the product is in liquid form, which qualifies as primary form
• Provide safety data sheets for customs and transport