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.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing added stabilizers for preservation
Organo-sulfur compounds with necessary stabilizers remain in heading 2930 but different subheading.
If in salt form with inorganic bases
Salts of organic sulfur compounds classified with the organic base per chapter notes.
If for pesticide or disinfectant applications
Thiuram derivatives used as fungicides shift to Chapter 38 for goods specified in note exclusions.
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Import Tips & Compliance
• Include certificate of analysis confirming 98% purity to avoid reclassification; use UN-approved packaging for powders
• Pitfall: Dusting issues during transport—add anti-dusting agents only if not rendering it for specific use
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.
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.
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.
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.