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Carbon disulfide

Synonyms & Trade Names
Carbon bisulfide
CAS No.
75-15-0
RTECS No.
FF6650000
DOT ID & Guide
1131 131
Formula
CS2
Conversion
1 ppm = 3.11 mg/m3
IDLH
500 ppm
See: 75150
Exposure Limits
NIOSH REL
TWA 1 ppm (3 mg/m3) ST 10 ppm (30 mg/m3) [skin]
OSHA PEL
TWA 20 ppm C 30 ppm 100 ppm (30-minute maximum peak) See Appendix G
Measurement Methods
NIOSH 1600 , 3800
See: NMAM or OSHA Methods
Physical Description
Colorless to faint-yellow liquid with a sweet ether-like odor. [Note: Reagent grades are foul smelling.]
Molecular Weight
76.1
Boiling Point
116°F
Freezing Point
-169°F
Solubility
0.3%
Vapor Pressure
297 mmHg
Ionization Potential
10.08 eV
Specific Gravity
1.26
Flash Point
-22°F
Upper Exposive Limit
50.0%
Lower Explosive Limit
1.3%
Class IB Flammable Liquid: Fl.P. below 73°F and BP at or above 100°F.
Incompatibilities & Reactivities
Strong oxidizers; chemically-active metals such as sodium, potassium & zinc; azides; rust; halogens; amines [Note: Vapors may be ignited by contact with ordinary light bulb.]
Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
dizziness, headache, poor sleep, lassitude (weakness, exhaustion), anxiety, anorexia, weight loss; psychosis; polyneuropathy; Parkinson-like syndrome; ocular changes; coronary heart disease; gastritis; kidney, liver injury; eye, skin burns; dermatitis; reproductive effects
Target Organs
central nervous system, peripheral nervous system, cardiovascular system, eyes, kidneys, liver, skin, reproductive system
Personal Protection/Sanitation
(See protection codes)
Skin:Prevent skin contact
Eyes:Prevent eye contact
Wash skin:When contaminated
Remove:When wet (flammable)
Change:No recommendation
First Aid
(See procedures)
Eye:Irrigate immediately
Skin:Soap wash immediately
Breathing:Respiratory support
Swallow:Medical attention immediately
Respirator Recommendations

NIOSH

Up to 10 ppm:
(APF = 10) Any chemical cartridge respirator with organic vapor cartridge(s)
(APF = 10) Any supplied-air respirator

Up to 25 ppm:
(APF = 25) Any supplied-air respirator operated in a continuous-flow mode
(APF = 25) Any powered, air-purifying respirator with organic vapor cartridge(s)

Up to 50 ppm:
(APF = 50) Any chemical cartridge respirator with a full facepiece and organic vapor cartridge(s)
(APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted organic vapor canister
(APF = 50) Any powered, air-purifying respirator with a tight-fitting facepiece and organic vapor cartridge(s)
(APF = 50) Any self-contained breathing apparatus with a full facepiece
(APF = 50) Any supplied-air respirator with a full facepiece

Up to 500 ppm:
(APF = 1000) Any supplied-air respirator operated in a pressure-demand or other positive-pressure mode

Emergency or planned entry into unknown concentrations or IDLH conditions:
(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

See also
INTRODUCTION   ICSC CARD: 0022   MEDICAL TESTS: 0039
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