NOBS MBS Rubber Accelerator 95% Powder from Canada
MBS (MOR) is 2-(Morpholinothio)benzothiazole, a sulfenamide accelerator analogous to named NOBS under HTS 2934.20.1500. Provides balanced cure rate and scorch resistance for conveyor belts.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Specify exact IUPAC name and CAS 102-66-9 on all documentation for statistical breakout
• Dust explosion hazard documentation required for bulk powder shipments
• Rubber compounder end-user letters prevent general chemical preparation classification