Chemical of the Week Part 2 - Carbonic Acid

Hazard Profile

Chemical Name and Pseudonyms

Carbonic Acid, hydroxy ketone, Carbon dioxide solution

UN Number

-

Chemical Formula

H₂CO₃

Hazards

Acidic

PPE Considerations

SFPC or CPC with SCBA

Fire Fighting Considerations

-

Decontamination

Ventilation, soap and water, water

Detection and Monitoring

Colormetric, electrochemical sensor, spectroscopy

Chemical and Physical Properties

Physical State

Colorless liquid

Vapor Pressure

~14 mmHg

Boiling Point

~212^oF

Vapor Density

~.7

Specific Gravity

~1

Miscibility

Soluble in water

Flash Point

-

LEL/UEL

-

Autoignition Temp

-

pH

5.7

Toxicity

IDLH

-

PEL/REL/STEL

- / - / -

LD50

~90l/kg

LC50

~470,000 ppm

Radioactive (Yes/No)

No

Medical

Toxicological Considerations

- 

Signs/Symptoms of Exposure

Respiratory symptoms if high concentrations, skin and eye irritation

Medical Treatment

Fresh air and treat symptomatically, flush areas of contact with water

Other Information

Incompatible with oxidizing agents, strong acids and bases

Chemical Structure