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Chemical Sampling Information (CSI)
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General Description

OSHA IMIS Code Number: A506

Chemical Abstracts Service (CAS) Registry Number: 260-94-6

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: AR7175000; 3845

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: UN2713 Flammable Solid

Exposure Limits

OSHA Permissible Exposure Limit (PEL):

General Industry: See Coal Tar Pitch Volatiles (benzene soluble fractions)
Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Glass Fiber Filters (37 mm)
    maximum volume: 960 Liters
    maximum flow rate: 2.0 L/min
    current analytical method: High Performance Liquid Chromatography; HPLC/U
    method reference: 2 (OSHA Method 58)
    method classification: Not Validated

Conditions: Column: C18 Mobile Phase: 85:15 Acetonitrile: Water Detector Wavelength: 254nm or 254 EX: 370 EM (Fluor)

Bulk Method:

  • Limit the amount of bulk submitted to one gram or one mL.

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