N-tert-Butyl-2-benzothiazolesulfenamide (TBBS) from United States
N-tert-Butyl-2-benzothiazolesulfenamide (TBBS) is a sulfenamide accelerator with a benzothiazole ring-system, not further fused. It is a separate chemically defined organic compound used primarily in rubber vulcanization processes.
Duty Rate — United States → Canada
0%
Import Tips
• Classify under 2934.20.00 as a benzothiazole ring-system compound; ensure no other subheading is more specific
• Keep records of the chemical structure and purity to justify classification
• Check if the product is subject to any Canadian chemical control regulations beyond customs