2930.20.90.20/Tetramethylthiuram Disulfide (TMTD)/Canada

Tetramethylthiuram Disulfide (TMTD) from Canada

TMTD functions as both accelerator and sulfur donor in low-sulfur rubber curing systems for belting and hose production. As a dithiocarbamate derivative principally for rubber processing, it falls under HTS 2930.20.90.20 per Chapter 29 thiocarbamate provisions.

Duty Rate — Canada → 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

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Import Tips

• Provide vulcanizate property data confirming rubber curing function

• Ensure NIOSH handling precautions documented for import clearance