1,1,1-Trichloroethane
CAS 71-55-6 · C2H3Cl3
Hazard classWarning — Irritant / harmful
PictogramsIrritant / harmful
H-statements- H332 Harmful if inhaled
- H420 Harms public health and the environment by destroying ozone in the upper atmosphere
Common uses (US EPA CDR)Intermediate
Workplace exposure limitsNIOSH REL C 350 ppm (1900 mg/m3) [15-minute] (Chloroethanes)
OSHA PEL TWA 350 ppm (1900 mg/m3)
IDLH 700 ppmOccupational exposure limits — NIOSH Pocket Guide.
Synonyms1,1,1-TRICHLOROETHANE · Methylchloroform · 71-55-6 · Chlorothene · Cleanite · Inhibisol · Chlorothene NU · Chlorothene VG
Molecular weight133.4 g/mol
Data sourceHarmonised classification ECHA — EU CLP Annex VILegally binding EU classification adopted by ECHA under CLP Annex VI — the highest-confidence GHS source.
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