Lead monoxide
Plumbous oxide
Lead protoxide
Litharge
PbO
Molecular mass: 223.2
ICSC # 0288
CAS # 1317-36-8
RTECS # OG1750000
UN # 3288
EC # 082-001-00-6 (lead compounds)
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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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Not combustible.
Gives off irritating or toxic fumes (or gases) in a fire.
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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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See EFFECTS OF LONG-TERM OR REPEATED Exposure.
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AVOID Exposure OF (PREGNANT) WOMEN!
PREVENT DISPERSION OF DUST!
AVOID ALL CONTACT!
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•Inhalation
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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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Remove contaminated clothes.
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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Abdominal pain.
Nausea.
Vomiting.
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Do not eat, drink, or smoke during work.
Wash hands before eating.
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Rinse mouth.
Give one or two glasses of water to drink.
Refer for medical attention.
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Spillage Disposal
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Storage
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Packaging & Labelling
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Sweep spilled substance into containers; if appropriate, moisten first to prevent dusting.
Carefully collect remainder,
then remove to safe place.
Do NOT let this chemical enter the environment.
(Extra personal protection: P3 filter respirator for toxic particles.)
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Separated from
food and feedstuffs
and
incompatible materials
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See Chemical Dangers.
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Do not transport with food and feedstuffs.
Note: A; Note: E
T symbol
N symbol
R: 61-20/22-33-50/53-62
S: 53-45-60-61
UN Hazard Class: 6.1
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Important Data
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Physical State; Appearance:
RED
TO YELLOW
CRYSTALS
Physical Dangers:
Chemical Dangers:
Reacts
violently with
aluminium
powder.
On heating, toxic fumes are formed.
Occupational Exposure Limits:
TLV: as Pb 0.05 mg/m3 as TWA; A3; BEI issued (ACGIH 2005).
MAK: as Pb (Inhalable fraction)
Carcinogen category: 2 Germ cell mutagen group: 3A
(DFG 2006).
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Routes of Exposure:
The substance can be absorbed into the body
by inhalation
and
by ingestion.
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
blood
,
bone marrow
,
central nervous system
,
peripheral nervous system
and
kidneys
, resulting in anaemia, encephalopathy (e.g., convulsions), peripheral nerve disease, abdominal cramps and kidney impairment.
This substance is probably carcinogenic to humans.
Causes toxicity to human reproduction or development.
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Physical
Properties
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Boiling point: 1470°C
Melting point: 888°C
Density: 9.5
g/cm3
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Solubility in water: none
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Environmental
Data
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Bioaccumulation of this chemical may occur in plants and in mammals.
It is strongly advised that this substance does not enter the environment.
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N O T E S
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Depending on the degree of exposure, periodic medical examination is indicated.
Do NOT take working clothes home.
See ICSC 0052 Lead.
Card has been partly updated in October 2006. See sections Occupational Exposure Limits, Effects of Long-Term Exposure, Ingestion First Aid.
Transport Emergency Card: TEC (R)-61GT5-II
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ADDITIONAL INFORMATION
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ICSC: 0288
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LEAD(II) 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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