Ferrous monoxide
Iron (II) oxide
C.I. 77489
FeO
Molecular mass: 71.9
ICSC # 0793
CAS # 1345-25-1
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Types of Hazard/ Exposure
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Acute Hazards/ Symptoms
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Prevention
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First Aid/
Fire Fighting
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FIRE
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Combustible under specific conditions.
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In case of fire in the surroundings: use appropriate extinguishing media.
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Explosion
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Exposure
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PREVENT DISPERSION OF DUST!
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•Inhalation
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Cough.
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Local exhaust or breathing protection.
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Fresh air, rest.
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•Skin
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Protective gloves.
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Rinse and then wash skin with water and soap.
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•Eyes
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Safety spectacles.
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First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
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•Ingestion
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Do not eat, drink, or smoke during work.
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Rinse mouth.
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Spillage Disposal
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Storage
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Packaging & Labelling
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Personal protection: P2 filter respirator for harmful particles.
Sweep spilled substance into covered containers; if appropriate, moisten first to prevent dusting.
Wash away remainder with plenty of water.
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Important Data
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Physical State; Appearance:
BLACK
SOLID IN VARIOUS FORMS.
Physical Dangers:
Chemical Dangers:
Depending of the preparation method,
the substance may ignite spontaneously on contact of finely divided powder with air
or may burn on contact with air when heated above 200°C. The substance readily absorbs carbon dioxide.
Occupational Exposure Limits:
TLV not established.
MAK: (Respirable fraction) 1.5 mg/m3 (DFG 2004).
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Routes of Exposure:
Inhalation Risk:
A harmful concentration of airborne particles can be reached quickly when dispersed, especially if powdered.
Effects of Short-Term Exposure:
Effects of Long-Term or Repeated Exposure:
The substance may have effects on the
lungs
, resulting in siderosis.
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Physical
Properties
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Melting point: 1360°C
Density: 5.7
g/cm3
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Solubility in water:
none
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Environmental
Data
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N O T E S
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ADDITIONAL INFORMATION
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ICSC: 0793
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FERROUS OXIDE
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(C) IPCS, CEC, 1994
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IMPORTANT LEGAL NOTICE:
Neither NIOSH, the CEC or the IPCS nor any person acting on behalf of NIOSH,
the CEC or the IPCS is responsible for the use which might be made of this
information. This card contains the collective views of the IPCS Peer Review Committee and may
not reflect in all cases all the detailed requirements included in national legislation
on the subject. The user should verify compliance of the cards with the relevant legislation
in the country of use.
The only modifications made to produce the U.S. version is inclusion of the OSHA PELs, NIOSH RELs and NIOSH IDLH values.
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