Sodium tripolyphosphate
Sodium triphosphate
Triphosphoric acid, pentasodium, anhydrous
Na5P3O10
Molecular mass: 367.9
ICSC # 1469
CAS # 7758-29-4
RTECS # YK4570000
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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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•Inhalation
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Cough.
Sore throat.
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Ventilation (not if powder).
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Fresh air, rest.
Refer for medical attention.
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•Skin
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Redness.
Pain.
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Protective gloves.
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Rinse skin with plenty of water or shower.
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•Eyes
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Redness.
Pain.
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Safety spectacles,
or eye protection in combination with breathing protection if powder.
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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.
Give plenty of water to drink.
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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.
Carefully collect remainder,
then remove to safe place.
(Extra personal protection: P1 filter respirator for inert particles.)
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Dry.
Well closed.
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Important Data
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Physical State; Appearance:
WHITE CRYSTALS
OR
POWDER
Physical Dangers:
Chemical Dangers:
The substance decomposes
on heating
producing
toxic fumes
including
phosphorous oxides
.
Occupational Exposure Limits:
TLV not established.
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Routes of Exposure:
The substance can be absorbed into the body
by inhalation of its aerosol.
Inhalation Risk:
A nuisance-causing concentration of airborne particles can be reached quickly especially if powdered.
Effects of Short-Term Exposure:
The aerosol
is mildly irritating to
the eyes
,
the skin
and
the respiratory tract
.
Effects of Long-Term or Repeated Exposure:
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Physical
Properties
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Melting point: 622°C
Density: 2.52
g/cm3
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Solubility in water, g/100 ml at 25°C: 14.5
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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: 1469
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PENTASODIUM TRIPHOSPHATE
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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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