MBTS Dibenzothiazole Disulfide from China
MBTS, derived from 2-Mercaptobenzothiazole, contains two benzothiazole rings linked by a disulfide bond, qualifying under this tariff item. It is a slow-curing accelerator used in EPDM rubber formulations.
Duty Rate — China → 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