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1,1,2-Trichloroethane

Synonyms & Trade Names
Ethane trichloride, β-Trichloroethane, Vinyl trichloride
CAS No.
79-00-5
RTECS No.
KJ3150000
DOT ID & Guide
Formula
CHCl2CH2Cl
Conversion
1 ppm = 5.46 mg/m3
IDLH
Ca [100 ppm]
See: 79005
Exposure Limits
NIOSH REL
: Ca TWA 10 ppm (45 mg/m3) [skin] See Appendix A See Appendix C (Chloroethanes)
OSHA PEL
: TWA 10 ppm (45 mg/m3) [skin]
Measurement Methods

NIOSH 1003;
OSHA 11
See: NMAM or OSHA Methods
Physical Description
Colorless liquid with a sweet, chloroform-like odor.
MW:
133.4
BP:
237°F
FRZ:
-34°F
Sol:
0.4%
VP:
19 mmHg
IP:
11.00 eV
Sp.Gr:
1.44
Fl.P:
?
UEL:
15.5%
LEL:
6%
Combustible Liquid, forms dense soot.
Incompatibilities & Reactivities
Strong oxidizers & caustics; chemically-active metals (such as aluminum, magnesium powders, sodium & potassium)
Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms
irritation eyes, nose; central nervous system depression; liver, kidney damage; dermatitis; [potential occupational carcinogen]
Target Organs
Eyes, respiratory system, central nervous system, liver, kidneys
Cancer Site
[in animals: liver cancer]
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
Provide: Eyewash, Quick drench
First Aid
(See procedures)
Eye: Irrigate immediately
Skin: Soap wash promptly
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

Important additional information about respirator selection

See also: INTRODUCTION   See ICSC CARD: 0080   See MEDICAL TESTS: 0235
 

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