Rubber Accelerator TS (TMTM)
Rubber accelerator TS, chemically tetramethylthiuram monosulfide, is classified in HTS 2930.30.30.00 due to its organo-sulfur thiuram structure. It promotes efficient cross-linking in rubber during vulcanization, used in tire manufacturing and footwear production. Meets chapter note (a) as a separate chemically defined organic compound.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If prepared specifically as rubber vulcanization accelerator compound
Prepared rubber accelerators excluding pure compounds may go to Chapter 38.
If containing organo-inorganic metal linkages
Organo-sulfur with direct metal-carbon bonds classified in heading 2931 per chapter notes.
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Import Tips & Compliance
• Provide REACH or equivalent chemical registration docs for EU-origin goods; test for heavy metal impurities
• Pitfall: Bulk vs. drum packaging affecting freight class and duties
Related Products under HTS 2930.30.30.00
Tetramethylthiuram Monosulfide (TMTM)
Tetramethylthiuram monosulfide, commonly known as TMTM, is a thiuram monosulfide classified under HTS 2930.30.30.00 as an organo-sulfur compound used primarily as an accelerator in rubber vulcanization processes. It facilitates faster curing of rubber compounds at elevated temperatures, improving the mechanical properties of tires and industrial rubber products.
Accelerator TMTM 98% Powder
High-purity 98% tetramethylthiuram monosulfide powder (TMTM) is a separate chemically defined organo-sulfur compound under HTS 2930.30.30.00. Used in the rubber industry as a delayed-action accelerator for efficient vulcanization of natural and synthetic rubbers. Its monosulfide structure provides solubility in rubber and optimal curing control.
Vulcacizer TMTM Technical Grade
Technical grade tetramethylthiuram monosulfide (TMTM), a thiuram monosulfide, falls under HTS 2930.30.30.00 as a pure organo-sulfur compound. It acts as a secondary accelerator in sulfur vulcanization systems for rubber goods like conveyor belts and seals. The compound's structure ensures compatibility with various rubber polymers without impurities affecting performance.
TMTM Thiuram Monosulfide Flakes
TMTM thiuram monosulfide in flake form is a chemically defined organo-sulfur compound under HTS 2930.30.30.00. The flaked physical state aids dispersion in rubber mixes for vulcanization in automotive parts. Classification holds as physical form does not alter its chemical identity per chapter provisions.