3812.10.50.00/CBS Rubber Accelerator (N-Cyclohexyl-2-benzothiazole sulfenamide)/Mexico

CBS Rubber Accelerator (N-Cyclohexyl-2-benzothiazole sulfenamide) from Mexico

CBS is a delayed-action rubber accelerator used primarily in tire manufacturing and other rubber products to control vulcanization speed. It falls under HTS 3812.10.5050 as a prepared rubber accelerator not elsewhere specified, containing sulfenamide compounds for optimal processing properties. This product ensures uniform curing and improved mechanical properties in natural and synthetic rubber.

Duty Rate — Mexico → United States

15%

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

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Import Tips

• Provide Safety Data Sheets (SDS) and technical specifications confirming accelerator purity and CAS number for customs verification

• Ensure proper Hazard Class labeling (often UN3077 Environmentally Hazardous Substance) and comply with TSCA pre-notification if applicable

• Verify REACH compliance for EU-origin products and avoid misclassification as basic organic chemicals under Chapter 29