Benzothiazyl Disulfide (MBTS)
MBTS serves as a retarder, secondary accelerator, and sulfur donor in rubber vulcanization systems. This organo-sulfur disulfide's predominant rubber processing role qualifies it for HTS 2930.90.92.31 classification.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If when sold as vulcanization accelerator set with sulfur
Kits or sets for rubber processing classify under Chapter 38 provisions.
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Import Tips & Compliance
• CAS 120-78-5 must appear on all documentation
• Distinguish from pure disulfides used in pharma (2930.90.91)
• Thermal stability data recommended for customs verification
Related Products under HTS 2930.90.92.31
N-Cyclohexyl-2-benzothiazole sulfenamide (CBS)
CBS is an organo-sulfur compound used as a delayed-action accelerator in rubber vulcanization, providing optimal processing safety and fast curing properties. It falls under HTS 2930.90.92.31 because it is a benzothiazole sulfenamide specifically designed for rubber processing, matching the chapter's classification for organo-sulfur compounds used principally in this application.
Zinc Dibenzyl Dithiocarbamate (ZBEC)
ZBEC serves as a super-accelerator for low-sulfur vulcanization systems in rubber compounds, offering rapid curing at low temperatures. Classified under HTS 2930.90.92.31 as an organo-sulfur dithiocarbamate derivative principally used in rubber processing per Chapter 29 organo-sulfur provisions.
Tetramethylthiuram Disulfide (TMTD)
TMTD functions as both an accelerator and sulfur donor in rubber vulcanization, particularly effective in EPDM and low-sulfur compounds. It qualifies for HTS 2930.90.92.31 as a thiuram disulfide organo-sulfur compound whose principal use is rubber processing, consistent with chapter notes.
2-Mercaptobenzothiazole (MBT)
MBT is a primary rubber accelerator used in acidic and neutral compounding systems, providing good aging properties. As a benzothiazolethiol organo-sulfur compound principally for rubber processing, it falls under HTS 2930.90.92.31 per Chapter 29 definitions.
Zinc 2-Mercaptobenzothiazole (ZMBT)
ZMBT acts as a medium-speed rubber accelerator with excellent dispersion properties, used in tire and mechanical goods production. Classified in HTS 2930.90.92.31 as its organo-sulfur metal coordination compound principal use is rubber vulcanization per chapter coordination compound rules.
N-Oxydiethylenebenzothiazole-2-Sulfenamide (NOBS/MBS)
NOBS provides delayed vulcanization with rapid curing rates, ideal for thick rubber articles like tires. This sulfenamide's principal rubber processing function places it under HTS 2930.90.92.31 as a chemically defined organo-sulfur compound.