Carbon Dioxide
CAS 124-38-9 · CO2
Hazard classWarning — Gas under pressure, Irritant / harmful
PictogramsGas under pressureIrritant / harmful
H-statements- H280 Contains gas under pressure; may explode if heated
- H281 Contains refrigerated gas; may cause cryogenic burns or injury
- H336 May cause drowsiness or dizziness
Workplace exposure limitsNIOSH REL TWA 5000 ppm (9000 mg/m3) ST 30 ppm (54 mg/m3)
OSHA PEL TWA 5000 ppm (9000 mg/m3)
IDLH 40 ppmOccupational exposure limits — NIOSH Pocket Guide.
Molecular weight44.009 g/mol
Data sourceAggregated classification PubChemGHS aggregated by PubChem from registrant and agency submissions; not individually harmonised. Always verify against the official SDS before compliance use.
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Guide only. This information is compiled from published safety data sheets and public regulatory registries and is believed correct at the date of publication shown. It is not all-inclusive and shall be used only as a guide. It does not replace the manufacturer’s current Safety Data Sheet, which governs in all cases. SNRL shall not be held liable for any injury, loss or damage resulting from handling of, or contact with, any product listed.