p-Dichlorobenzene
Synonyms & Trade Names
p-DCB, 1,4-Dichlorobenzene, para-Dichlorobenzene, DichlorocidePhysical Description
Colorless or white crystalline solid with a mothball-like odor. [insecticide]Molecular Weight
147.0Boiling Point
345°FMelting Point
128°FSolubility
0.008%Vapor Pressure
1.3 mmHgIonization Potential
8.98 eVSpecific Gravity
1.25Flash Point
150°FUpper Exposive Limit
?Lower Explosive Limit
2.5%
Combustible Solid, but may take some effort to ignite.
Incompatibilities & Reactivities
Strong oxidizers (such as chlorine or permanganate)Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contactSymptoms
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]Target Organs
Liver, respiratory system, eyes, kidneys, skinCancer Site
[in animals: liver & kidney cancer]Personal Protection/Sanitation
(See protection codes)Skin:Prevent skin contact
Eyes:Prevent eye contact
Wash skin:When contaminated/Daily
Remove:When wet or contaminated
Change:Daily
Provide:Eyewash, Quick drench
First Aid
(See procedures)Eye:Irrigate immediately
Skin:Soap wash
Breathing:Respiratory support
Swallow:Medical attention immediately
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
- Page last reviewed:April 11, 2016
- Page last updated:April 11, 2016
- Content source:
- National Institute for Occupational Safety and Health (NIOSH) Education and Information Division