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General Description

  • Synonyms: 4-tert-Butyl Phenol; Butylphen; 4-(1,1-Dimethylethyl) Phenol
  • OSHA IMIS Code Number: B109
  • Chemical Abstracts Service (CAS) Registry Number: 98-54-4
  • NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: SJ8925000; 56585
  • Department of Transportation Regulation Number (49 CFR 172.101) and Emergency Response Guidebook: UN2229
  • Chemical Description and Physical Properties:
    • molecular weight: 150.21
    • molecular formula: C10H14O
    • boiling point: 237°C
    • melting point: 98°C

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):
  • XAD-7 Tube (100/50 mg sections; 15/50 mesh)
  • maximum volume: 20 Liters
  • maximum flow rate: 0.2 L/min
  • current analytical method: Gas Chromatography; GC/FID
  • analytical solvent: Methanol
  • method reference: 2 (OSHA PV2085)
  • sampling and analytical error: 0.09
  • method classification: Partially Validated

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