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Chemical Sampling Information (CSI)
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General Description

Synonyms: Phenacyl chloride; omega-Chloroacetophenone; Chloromethyl phenyl ketone; Phenyl chloromethyl ketone; Tear gas; CN; Phenacylchloride

OSHA IMIS Code Number: 0618

Chemical Abstracts Service (CAS) Registry Number: 532-27-4

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: AM6300000; 3237

Department of Transportation Regulation Number (49 CFR 172.101) and Guide: UN1697 Poison

Chemical Description and Physical Properties:

colorless to gray solid with a sharp, irritating odor
molecular weight: 154
vapor pressure: 0.012 mm
boiling point: 477°F
melting point: 138°F

Incompatabilities: water, steam

Exposure Limits

OSHA Permissible Exposure Limit (PEL):

General Industry: 0.05 ppm, 0.3 mg/m3

Construction Industry: 0.05 ppm, 0.3 mg/m3 TWA

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 0.05 ppm, 0.32 mg/m3 TWA; Appendix A4 (Not Classifiable as a Human Carcinogen) (TLV listed for 2-Chloroacetophone)

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 0.05 ppm TWA

Health Factors

Potential Symptoms: Eye, skin, respiratory system irritation; pulmonary edema

Health Effects: Irritation-Eye, Nose, Throat, Skin---Marked (HE14)

Affected Organs: Eyes, skin, respiratory system

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Silica Gel Tube (100/50 mg sections; 20/40 mesh)
    analytical solvent: Ethanol
    maximum volume: 10 Liters
    maximum flow rate: 0.1 L/min
    current analytical method: High Performance Liquid Chromatography; HPLC/UL59
    method reference: 2 (OSHA In-House File)
    method classification: Partially Validated

Conditions: Column: Zorbax ODS (25cm x 4.6mm) Mobile Phase: 60:40 Methanol:Water with 0.1% H3PO4, 0.1% Di-n-butylamine

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