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N-t-Butyl-2-benzothiazolesulfenamide

General Description

  • Synonyms: N-(1,1-Dimethylethyl)-2-benzothiazolesulfenamide; NTBBTS; Nocceler NS; Santocure NS; Vulkacit NZ
  • OSHA IMIS Code Number: 0466
  • Chemical Abstracts Service (CAS) Registry Number: 95-31-8
  • NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: DL6200000; 18831
  • Chemical Description and Physical Properties:
    • cream to buff powder or pellets; slightly aromatic odor; soluble in benzene and methanol
    • molecular weight: 206
    • specific gravity: 1.25-1.31
    • melting point: 105°C

Health Effects

  • Health Effects: Rubber accelerator; may release mercaptobenzothiazole, a sensitizer.

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):
  • Glass Fiber Filter (37 mm)
  • maximum volume: 120 Liters
  • maximum flow rate: 1.0 L/min
  • current analytical method: High Performance Liquid Chromatography; HPLC/U
  • analytical solvent: Methanol
  • method reference: 2 (OSHA In-house File)
  • method classification: Partially Validated

Conditions: Methanol extraction; Nucleosil C18 column; 80% acetonitrile 20% water; 1 mL/min; UV Det: 254, 280 nm; retention time, 10.2 min; DL 1.4 ng/inj; 0.34 ug/sample

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