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Chemical Sampling Information (CSI)
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General Description

Synonyms: Diphenylmethanone; Diphenyl ketone; Benzoylbenzene; alpha-Oxodiphenylmethane; alpha-Oxoditane; Oxodiphenylmethane; Oxoditane

OSHA IMIS Code Number: B505

Chemical Abstracts Service (CAS) Registry Number: 119-61-9

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: DI9950000

Chemical Description and Physical Properties:

white solid
molecular weight: 182.22
molecular formula: C13H10O
boiling point: 305°C
melting point: 48.5°C

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Chromosorb 106 tubes (100/50 mg sections, 60/80 mesh)
    analytical solvent: 99:1 carbon disulfide:N,N-dimethylformamide
    maximum volume: 48 Liters
    maximum flow rate: 0.2 L/min
    current analytical method: Gas Chromatography; GC/FID
    method reference: OSHA Analytical Method (OSHA PV2130)
    method classification: Partially Validated

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