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Chemical Sampling Information (CSI)
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General Description

Synonyms: Composite Constituent

OSHA IMIS Code Number: 2497

Chemical Abstract Service (CAS) Registry Number: 112-24-3

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: YE6650000; 84781

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: 2259 153

Description:

    Strong ammonical odor, yellow color;

    molecular weight: 146.2
    boiling point: 277.4°C
    flash point: 118°C

Monitoring Methods used by OSHA

Laboratory Sampling/Analytical Method:

  • sampling media: Coated XAD-2 Tubes (80/40 mg sections, 16/50 mesh); coating is 10% (w/w) naphthylisothiocyanate (NITC)
    analytical solvent: Dimethylformamide
    maximum volume: 10 Liters
    maximum flow rate: 0.1 L/min
    current analytical method: High Performance Liquid Chromatography; HPLC/U.
    method reference: 2 (OSHA 60)
    sampling and analytical error: 0.09
    method classification: Fully Validated

Conditions:

  • column: Radial CN
    mobile phase: 50:50 Isooctane:Isopropanol
    detector wavelength: 254 nm
    detection limit:

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