E2638-PID
Rev 10.03.2021
Benzene
A colorless liquid with an aromatic odor that is highly flammable with the molecular
formula C
6
H
6
.
Synonyms/Trade Names: Benzol, Phenyl hydride.
5
Chemical formula
C
6
H
6
Molar weight
78
Relative gas density (to air)
2.69
Conversion*
1 ppm = 3.19 mg/m
3
Boiling point
80 °C
Low explosive limit (LEL), % vol. in air
1.2
Upper explosive limit (UEL), % vol. in air
7.8
Odor
Hyacinth-like odor
Hazards
Highly flammable.
Irritant. Carcinogen.
May cause dizziness; headache, nausea, staggering
gait; anorexia, lassitude.
Target organs: eyes, skin, respiratory system, blood,
central nervous system, bone marrow.
Exposure limits
(NIOSH REL)
Ca TWA
0.319 mg/m
3
/0.1 ppm
STEL
15 minutes
1 ppm
Ca IDLH
500 ppm