Carbon dioxide

CAS 124-38-9 CO₂ MW 44.0000 Warning
Gas Cylinder Gas Cylinder
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Emergency: 911 | Poison Control: 1-800-222-1222

Safety Data Sheets

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Sigma Aldrich Download PDF

Hazard Statements

CodeStatementHazard Class
H336 May cause drowsiness or dizziness Specific target organ toxicity, single exposure; Narcotic effects

Precautionary Statements

CodeStatement
P261 Avoid breathing dust/fume/gas/mist/vapors/spray.
P271 Use only outdoors or in a well-ventilated area.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P319 Get medical help if you feel unwell.
P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
P501 Dispose of contents/container to ...

Exposure Limits

OSHA PEL5000 ppm
NIOSH REL5000 ppm
NIOSH STEL30000 ppm
NIOSH IDLH40000 ppm
Skin NotationYes — can be absorbed through skin

Physical Properties

Colorless, odorless gas.

Boiling Pointsublimes
Vapor Pressure56.5 atm
Specific Gravity1.56 at -110.2°F

Target Organs

Lungs

respiratory effects

Synonyms

carbonic acid gas; dry ice

Data Sources

Disclaimer: This information is compiled from public regulatory databases for reference only. It does not replace the manufacturer's Safety Data Sheet (SDS). Always consult the official SDS for your specific product before handling chemicals.

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