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 Effects: Diesel exhaust is a potential carcinogen. U.S. Dept. of Health and Human Services. NIOSH Current Intelligence Bulletin No. 50, August 1988.
Primary Laboratory Sampling/Analytical Method (SLC1):
sampling media: 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
mobile phase: 76:24:0.1 Water:Acetonitrile:H3PO4
wavelength: 254 nm
detection limit: 3.8 ng
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