Benzene
CAS 71-43-2 · C6H6
Hazard classDanger — Flammable, Health hazard, Irritant / harmful
PictogramsFlammableHealth hazardIrritant / harmful
H-statements- H225 Highly flammable liquid and vapour
- H350 May cause cancer
- H340 May cause genetic defects
- H304 May be fatal if swallowed and enters airways
- H372 Causes damage to organs through prolonged or repeated exposure
- H315 Causes skin irritation
- H319 Causes serious eye irritation
Common uses (US EPA CDR)IntermediateFuel agentsFuelSolventPlasticizerCatalyst
Workplace exposure limitsNIOSH REL Ca
OSHA PEL TWA 0.1 ppm TWA 1 ppm ST 1 ppm ST 5 ppm
IDLH Ca [500 ppm]Occupational exposure limits — NIOSH Pocket Guide.
Synonymsbenzene · 71-43-2 · benzol · Cyclohexatriene · benzole · Pyrobenzole · Benzine · Coal naphtha
Molecular weight78.11 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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