Trisodium citrate anhydrous
2-Hydroxy-1,2,3-propanetricarboxylic acid, trisodium salt, anhydrous
C6H5Na3O7 / C6H5O7• 3Na
Molecular mass: 258.1
ICSC # 1218
CAS # 68-04-2
RTECS # GE8300000
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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.
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NO open flames.
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Water spray, powder.
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Explosion
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Exposure
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•Inhalation
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Cough.
Sore throat.
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Ventilation (not if powder).
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Fresh air, rest.
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•Skin
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Rinse and then wash skin with water and soap.
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•Eyes
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Redness.
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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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Sweep spilled substance into 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:
WHITE
GRANULES OR POWDER.
Physical Dangers:
Chemical Dangers:
The solution in water is a weak base.
Occupational Exposure Limits:
TLV not established.
MAK: IIb (not established but data is available) (DFG 2004).
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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:
Evaporation at 20°C is negligible; a nuisance-causing concentration of airborne particles can, however, be reached quickly when dispersed.
Effects of Short-Term Exposure:
The substance
is irritating to
the eyes
and
the respiratory tract
.
Effects of Long-Term or Repeated Exposure:
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Physical
Properties
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Melting point: >300°C
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Solubility in water, g/100 ml at 25°C: 42.5
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Environmental
Data
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N O T E S
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Card has been partly updated in April 2005. See section Occupational Exposure Limits.
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ADDITIONAL INFORMATION
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ICSC: 1218
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SODIUM CITRATE, ANHYDROUS
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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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