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Chemical Sampling Information (CSI)
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General Description

OSHA IMIS Code Number: S106

Chemical Abstracts Service (CAS) Registry Number: 842-07-9

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: QL4900000; 51206

Chemical Description and Physical Properties:

brick red crystals
molecular weight: 248.3
melting point: 134°C

Health Factors

Carcinogenic Classification:

International Agency for Research on Cancer (IARC): Group 3, not classifiable as to its carcinogenicity to humans
Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Glass Fiber Filter (37 mm)
    maximum volume: 100 Liters
    maximum flow rate: 1.0 L/min
    current analytical method: High Performance Liquid Chromatography; HPLC/UV/VIS
    method reference: 2 (OSHA In-House File)
    method classification: Partially Validated
    note: Sample needs to be refrigerated.

Conditions: Benzene extraction; Alltech C18; 100% methanol; 1.2 mL/min; UV Det: 436; Retention time, 5 min; DL 1.3 ng/inj; ext. eff. = 100%; C/P DBA

Wipe Sampling Method:

  • sampling media: Glass Fiber Filter

Bulk Method:

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

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