N-Cyclohexyl-2-benzothiazole sulfenamide (CBS) from Japan
CBS is an organo-sulfur compound used as a delayed-action accelerator in rubber vulcanization, providing optimal processing safety and fast curing properties. It falls under HTS 2930.90.92.31 because it is a benzothiazole sulfenamide specifically designed for rubber processing, matching the chapter's classification for organo-sulfur compounds used principally in this application.
Duty Rate — Japan → United States
3.7%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Provide Safety Data Sheets (SDS) and confirm 99%+ purity to avoid reclassification as mixtures under Chapter 38
• Include end-use statements verifying rubber processing application to qualify for this specific subheading
• Check REACH compliance documentation if sourced from EU, as it affects import labeling requirements