Tellurium Diethyldithiocarbamate (TDEC) from Germany
TDEC functions as a specialty ultra-accelerator providing rapid vulcanization in butyl rubber compounds for tire inner liners. As an organo-sulfur dithiocarbamate principally for rubber processing, it classifies under 2930.20.90.20 per Chapter 29 heading structure. Its tellurium content enhances curing efficiency.
Duty Rate — Germany → 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 comparative technical data vs zinc analogs to establish rubber processing principal use
• Include REACH/ TSCA compliance documentation for tellurium compounds
• Label clearly to distinguish from general organo-metallic compounds under heading 2931