arsenic
CAS 7440-38-2 · As
Hazard classDanger — Toxic, Environmental hazard
PictogramsToxicEnvironmental hazard
H-statements- H331 Toxic if inhaled
- H301 Toxic if swallowed
- H400 Very toxic to aquatic life
- H410 Very toxic to aquatic life with long lasting effects
Common uses (US EPA CDR)HardenerFlux agentIntermediateAlloysFuel agents
Workplace exposure limitsNIOSH REL Ca C 0.002 mg/m3 [15-minute]
OSHA PEL TWA 0.010 mg/m3
IDLH (metal) CG0525000 (metal) Ca [5 mg/m3 (as As)]Occupational exposure limits — NIOSH Pocket Guide.
SynonymsARSENIC · Arsen · Arsenic-75 · Gray arsenic · Colloidal arsenic · Arsenic, elemental · Scherbenkobalt · Dietary Arsenic
Molecular weight74.92159 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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