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o-Anisaldehyde

General Description

  • Synonyms: Diesel Exhaust Component; 2-Methoxybenzaldehyde
  • OSHA IMIS Code Number: A517
  • Chemical Abstracts Service (CAS) Registry Number: 123-11-5
  • NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: BZ2625000; 8490
  • Chemical Description and Physical Properties:
    • molecular weight: 136.14
    • boiling point: 243°C
    • melting point: 75°C

Health Factors

  • Health Effects: Diesel exhaust is a potential carcinogen. U.S. Dept. of Health and Human Services. NIOSH Current Intelligence Bulletin No. 50, August 1988.

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):
  • XAD-2 tube (80/40 mg sections, 15/50 mesh)
  • analytical solvent: (90:10) Methylene Chloride/ Methanol
  • maximum volume: 96 Liters
  • maximum flow rate: 0.2 L/min
  • current analytical method: High Performance Liquid Chromatography; HPLC/UL59.
  • method reference: 2 (OSHA In-House File)
  • method classification: Partially Validated
Conditions:

Column: C18 mobile phase: 76:24:0.1 Water:Acetonitrile:H3PO4 wavelength: 254 nm detection limit: 3.8 ng

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