Cobalt carbonyl (as Co)
Synonyms & Trade Names
di-mu-Carbonylhexacarbonyldicobalt, Cobalt octacarbonyl, Cobalt tetracarbonyl dimer, Dicobalt carbonyl, Dicobalt Octacarbonyl, OctacarbonyldicobaltPhysical Description
Orange to dark-brown, crystalline solid. [Note: The pure substance is white.]Molecular Weight
341.9Boiling Point
126°F (Decomposes)Melting Point
124°FSolubility
InsolubleVapor Pressure
0.7 mmHgIonization Potential
?Specific Gravity
1.87Flash Point
NAUpper Exposive Limit
NALower Explosive Limit
NA
Noncombustible Solid, but flammable carbon monoxide is emitted during decomposition.
Incompatibilities & Reactivities
Air [Note: Decomposes on exposure to air or heat; stable in atmosphere of hydrogen & carbon monoxide.]Exposure Routes
inhalation, skin absorption, ingestion, skin and/or eye contactSymptoms
irritation eyes, skin, mucous membrane; cough, decreased pulmonary function, wheezing, dyspnea (breathing difficulty); In Animals: liver, kidney injury, pulmonary edemaTarget Organs
Eyes, skin, respiratory system, blood, central nervous systemPersonal Protection/Sanitation
(See protection codes)Skin:Prevent skin contact
Eyes:Prevent eye contact
Wash skin:When contaminated
Remove:When wet or contaminated
Change:Daily
First Aid
(See procedures)Eye:Irrigate immediately
Skin:Soap wash
Breathing:Respiratory support
Swallow:Medical attention immediately
Respirator Recommendations
Not available.
- Page last reviewed:April 11, 2016
- Page last updated:April 11, 2016
- Content source:
- National Institute for Occupational Safety and Health (NIOSH) Education and Information Division