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1,2,4-Trichlorobenzene

Synonyms & Trade Names
unsym-Trichlorobenzene, 1,2,4-Trichlorobenzol
CAS No.
120-82-1
RTECS No.
DC2100000
DOT ID & Guide
2321 153(liquid)
Formula
C₆H₃Cl₃
Conversion
1 ppm = 7.42 mg/m3
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
C 5 ppm (40 mg/m3)
OSHA PEL
none See Appendix G
Measurement Methods
NIOSH 5517
See: NMAM or OSHA Methods
Physical Description
Colorless liquid or crystalline solid (below 63°F) with an aromatic odor.
Molecular Weight
181.4
Boiling Point
416°F
Freezing Point
63°F
Solubility
0.003%
Vapor Pressure
1 mmHg
Ionization Potential
?
Specific Gravity
1.45
Flash Point
222°F
Upper Exposive Limit
(302°F): 6.6%
Lower Explosive Limit
(302°F): 2.5%
Class IIIB Combustible Liquid: Fl.P. at or above 200°F.
Combustible Solid
Incompatibilities & Reactivities
Acids, acid fumes, oxidizers, steam
Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
irritation eyes, skin, mucous membrane; In Animals: liver, kidney damage; possible teratogenic effects
Target Organs
Eyes, skin, respiratory system, liver, reproductive system
Personal Protection/Sanitation
(See protection codes)
Skin:Prevent skin contact
Eyes:Prevent eye contact
Wash skin:When contaminated
Remove:When wet or contaminated
Change:No recommendation
First Aid
(See procedures)
Eye:Irrigate immediately
Skin:Soap wash
Breathing:Respiratory support
Swallow:Medical attention immediately
Respirator Recommendations

Not available.

Important additional information about respirator selection

See also
INTRODUCTION   ICSC CARD: 1049

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