p-Dichlorobenzene
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CAS
106-46-7
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C6H4Cl2
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RTECS
CZ4550000
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Synonyms & Trade Names
p-DCB; 1,4-Dichlorobenzene; para-Dichlorobenzene; Dichlorocide
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DOT ID & Guide
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Exposure
Limits
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NIOSH REL: Ca See Appendix A
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OSHA PEL†: TWA 75 ppm (450 mg/m3)
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IDLH
Ca [150 ppm]
See: 106467
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Conversion
1 ppm = 6.01 mg/m3
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Physical Description
Colorless or white crystalline solid with a mothball-like odor. [insecticide]
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MW: 147.0
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BP: 345°F
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MLT: 128°F
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Sol: 0.008%
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VP: 1.3 mmHg
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IP: 8.98 eV
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Sp.Gr: 1.25
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Fl.P: 150°F
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UEL: ?
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LEL: 2.5%
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Combustible Solid, but may take some effort to ignite.
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Incompatibilities & Reactivities
Strong oxidizers (such as chlorine or permanganate)
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Measurement Methods
NIOSH 1003; OSHA 7
See: NMAM or OSHA Methods |
Personal Protection & Sanitation (See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated/Daily
Remove: When wet or contaminated
Change: Daily
Provide: Eyewash, Quick drench
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First Aid (See procedures)
Eye: Irrigate immediately
Skin: Soap wash
Breathing: Respiratory support
Swallow: Medical attention immediately
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Respirator Recommendations
NIOSH
At concentrations above the NIOSH REL, or where there is no REL, at any detectable concentration:
(APF = 10,000) Any self-contained breathing apparatus that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode
(APF = 10,000) Any supplied-air respirator that has a full facepiece and is operated in a pressure-demand or other positive-pressure mode in combination with an auxiliary self-contained positive-pressure breathing apparatus
Escape:
(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister/Any appropriate escape-type, self-contained breathing apparatus
Important additional information about respirator selection
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Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
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Symptoms
Eye irritation, swelling periorbital (situated around the eye); profuse rhinitis; headache, anorexia, nausea, vomiting; weight loss, jaundice, cirrhosis; in animals: liver, kidney injury; [potential occupational carcinogen]
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Target Organs
Liver, respiratory system, eyes, kidneys, skin
Cancer Site
[in animals: liver & kidney cancer]
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See also: INTRODUCTION
See ICSC CARD: 0037 See MEDICAL TESTS: 0073
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