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Chemical Sampling Information (CSI)
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General Description

Synonyms: alpha-(2-Chlorophenyl)-alpha-(4-Chlorophenyl)-5-Pyrimidinemethanol; Rubigan; Bloc; EL 222

OSHA IMIS Code Number: F125

Chemical Abstracts Service (CAS) Registry Number: 60168-88-9

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: UV9279400; 72888

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: UN3017 Poison, Flammable Liquid

Chemical Description and Physical Properties:

white crystalline solid
molecular weight: 331.21
molecular formula: C17H12Cl2N2O

Health Factors

Health Effects: LD50 (oral, rat) 2,500 mg/kg

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: OSHA Versatile Sampler (OVS-2) - 13 mm XAD-2 tube (270/140 mg sections, 20/60 mesh) with Glass Fiber Filter enclosed
    maximum volume: 30 Liters
    maximum flow rate: 1.0 L/min
    current analytical method: High Performance Liquid Chromatography; HPLC/U
    method reference: 2 (OSHA In-House File)
    method classification: Partially Validated

Conditions: Acetonitrile desorption, HPLC: Supelco LC18DB column; 70% acetonitrile, 30% water; 233 nm; RT 4.8 min, DL 8.8 ng/inj. C/P YC

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