Tetramethylthiuram Monosulfide (TMTM) from Canada
TMTM is a thiuram monosulfide rubber accelerator derived from dimethyl dithiocarbamates. Provided for in HTS 2930.10.01.00 as a thiuram compound under organo-sulfur heading 2930. Essential in tire manufacturing.
Duty Rate — Canada → United States
13.7%
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
• Provide vulcanization end-use statement; test for nitrosamine byproducts
• Package in nitrogen-flushed bags