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PENTASODIUM TRIPHOSPHATE ICSC: 1469
October 2002
Sodium tripolyphosphate
Sodium triphosphate
Triphosphoric acid, pentasodium, anhydrous
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CAS No: 7758-29-4
RTECS No: YK4570000
    Na5P3O10
Molecular mass: 367.9

TYPES OF
HAZARD /
EXPOSURE
ACUTE HAZARDS / SYMPTOMS      PREVENTION         FIRE FIGHTING   
FIRE Not combustible. Gives off irritating or toxic fumes (or gases) in a fire.   In case of fire in the surroundings: use appropriate extinguishing media.
EXPLOSION      
 
EXPOSURE      
Inhalation Cough. Sore throat. Ventilation (not if powder). Fresh air, rest. Refer for medical attention.
Skin Redness. Pain. Protective gloves. Rinse skin with plenty of water or shower.
Eyes Redness. Pain. Safety spectacles, or eye protection in combination with breathing protection if powder. First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
Ingestion   Do not eat, drink, or smoke during work. Rinse mouth. Give plenty of water to drink.

SPILLAGE DISPOSAL PACKAGING & LABELLING
Sweep spilled substance into containers. Carefully collect remainder, then remove to safe place. (Extra personal protection: P1 filter respirator for inert particles.)  

EMERGENCY RESPONSE STORAGE
  Dry. Well closed.

IMPORTANT DATA
Physical State; Appearance
WHITE CRYSTALS OR POWDER

Chemical dangers
The substance decomposes on heating producing toxic fumes including phosphorous oxides.

Occupational exposure limits
TLV not established.

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.


PHYSICAL PROPERTIES ENVIRONMENTAL DATA
Melting point: 622°C
Density: 2.52 g/cm³
Solubility in water, g/100 ml at 25°C: 14.5
 

NOTES
 

IPCS
International
Programme on
Chemical Safety
WHO ILO UNEP EC Prepared in the context of cooperation between the International Programme on Chemical Safety and the European Commission
© IPCS 2002
LEGAL NOTICE Neither the EC nor the IPCS nor any person acting on behalf of the EC or the IPCS is responsible for the use which might be made of this information.

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