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parathion (ISO); O,O-diethyl O-4-nitrophenyl phosphorothioate

CAS 56-38-2 · C10H14NO5PS
Hazard class
Danger — Toxic, Health hazard, Environmental hazard
Pictograms
ToxicHealth hazardEnvironmental hazard
H-statements
  • H330 Fatal if inhaled
  • H311 Toxic in contact with skin
  • H300 Fatal if swallowed
  • H372 Causes damage to organs through prolonged or repeated exposure
  • H400 Very toxic to aquatic life
  • H410 Very toxic to aquatic life with long lasting effects
Workplace exposure limits
NIOSH REL TWA 0.05 mg/m3 [skin]
OSHA PEL TWA 0.1 mg/m3 [skin]
IDLH 10 mg/m3
Occupational exposure limits — NIOSH Pocket Guide.
Synonyms
parathion · ethyl parathion · Parathion-ethyl · Thiophos · alkron · Paraphos · danthion · phosphostigmine
Molecular weight
291.26 g/mol
Data source
Harmonised classification ECHA — EU CLP Annex VI
Legally binding EU classification adopted by ECHA under CLP Annex VI — the highest-confidence GHS source.
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