NOBS MBS Rubber Accelerator 95% Powder from Mexico
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 — Mexico → United States
16.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
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