Masterbatch CBS/N990 Accelerator Blend from Canada
60% CBS accelerator dispersed in N990 carbon black masterbatch for direct rubber compounding addition. Retains aromatic accelerator classification under HTS 3812.10.1000 despite carrier.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify dispersion uniformity via dispersion testing; ensure moisture content below 1%; provide rubber rheometer data