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2930.20.20.50/Tetramethylthiuram Monosulfide (TMTM)/China

Tetramethylthiuram Monosulfide (TMTM) from China

TMTM serves as a rubber accelerator and vulcanizing agent with aromatic dithiocarbamate structure. HTS 2930.20.20.50 covers this as an 'other' aromatic thiocarbamate per Chapter 29 organo-sulfur provisions. Technical grade distinguishes from formulated rubber chemicals.

Duty Rate — China → United States

19%

Rate breakdown

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
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Import Tips

• Provide vulcanization test data confirming chemical accelerator function

• Ensure dust-free packaging with anti-caking agents per Chapter 29 note (f) allowances

• Cross-check against AD/CVD orders for Indian and Chinese producers

Tetramethylthiuram Monosulfide (TMTM) from China — Import Duty Rate | HTS 2930.20.20.50