Barium chromate (VI)
Barium chromate (11)
Chromic acid, barium salt 11
C.I. 77103
C.I. Pigment Yellow 31
BaCrO4
Molecular mass: 253.3
ICSC # 1607
CAS # 10294-40-3
RTECS # CQ8760000
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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.
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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!
AVOID ALL CONTACT!
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•Inhalation
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Cough.
Sore throat.
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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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Redness.
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Protective gloves.
Protective clothing.
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Rinse and then wash skin with water and soap.
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•Eyes
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Redness.
Pain.
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Safety goggles.
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First rinse with plenty of water (remove contact lenses if easily possible).
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•Ingestion
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Burning sensation.
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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: P3 filter respirator for toxic particles.
Sweep spilled substance into covered containers; if appropriate, moisten first to prevent dusting,
then remove to safe place.
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Separated from
strong reducing agents
,
food and feedstuffs
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Do not transport with food and feedstuffs.
Signal: Danger
Flam circle-Health haz
May intensify fire; oxidizer
Causes damage to the nose through prolonged or repeated exposure if inhaled
May cause cancer
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Important Data
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Physical State; Appearance:
YELLOW CRYSTALS.
Physical Dangers:
Chemical Dangers:
Reacts with reducing agents
Occupational Exposure Limits:
TLV (as insoluble Cr VI compounds): 0.01 mg/m3 (as TWA), A1 (confirmed human carcinogen); (ACGIH 2006).
MAK not established.
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Routes of Exposure:
The substance can be absorbed into the body
by inhalation of its aerosol
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:
The substance
is irritating to
the eyes
,
the skin
and
the respiratory tract
.
Effects of Long-Term or Repeated Exposure:
Repeated or prolonged contact may cause skin sensitization.
Repeated or prolonged inhalation exposure may cause asthma.
The substance may have effects on the
respiratory tract
and
kidneys
, resulting in nasal septum perforation
and
kidney impairment
.
This substance is carcinogenic to humans.
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Physical
Properties
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Melting point: 1380°C
Density: 4.5
g/cm3
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Solubility in water, g/100 ml at 20°C: 0.00026
(none)
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Environmental
Data
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N O T E S
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Do NOT take working clothes home.
Card has been partially updated in January 2008: see GHS classification.
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ADDITIONAL INFORMATION
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ICSC: 1607
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BARIUM CHROMATE
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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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