POTASSIUM DIHYDROGEN PHOSPHATE 1608
October 2005
CAS No: 7778-77-0 Potassium phosphate, monobasic
Phosphoric acid, monopotassium salt
RTECS No: TC6615500
KH2PO4
Molecular mass: 136.1
TYPES OF
ACUTE HAZARDS/SYMPTOMS PREVENTION FIRST AID/FIRE FIGHTING
HAZARD/
EXPOSURE
FIRE Not combustible. Gives off irritating In case of fire in the surroundings:
or toxic fumes (or gases) in a fire. use appropriate extinguishing media.
EXPLOSION
EXPOSURE
Inhalation Cough. Ventilation (not if powder), local Fresh air, rest.
exhaust, or breathing protection.
Skin Redness. Protective gloves. Rinse skin with plenty of water or
shower.
Eyes Redness. Pain. Safety goggles. First rinse with plenty of water for
several minutes (remove contact
lenses if easily possible), then take to
a doctor.
Ingestion Abdominal pain. Vomiting. Do not eat, drink, or smoke during Rinse mouth. Give plenty of water to
Diarrhoea. Nausea. work. drink.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Personal protection: P2 filter respirator for harmful
particles. Sweep spilled substance into covered
containers.
EMERGENCY RESPONSE SAFE STORAGE
Separated from strong bases.
Prepared in the context of cooperation between the International
IPCS Programme on Chemical Safety and the European Commission 漏
IPCS 2005
International
Programme on
SEE IMPORTANT INFORMATION ON THE BACK.
Chemical Safety
1608 POTASSIUM DIHYDROGEN PHOSPHATE
IMPORTANT DATA
Physical State; Appearance Routes of exposure
COLOURLESS CRYSTALS OR WHITE CRYSTALLINE The substance can be absorbed into the body by ingestion.
POWDER
Inhalation risk
Chemical dangers A harmful concentration of airborne particles can be reached
The substance decomposes on heating producing toxic gases. quickly when dispersed, especially if powdered.
The solution in water is a weak acid.
Effects of short-term exposure
Occupational exposure limits The substance is irritating to the eyes, the skin and the respiratory
TLV not established. tract.
MAK not established.
PHYSICAL PROPERTIES
Melting point: 253/C Solubility in water, g/100 ml: 22
Density: 2.34 g/cm3
ENVIRONMENTAL DATA
NOTES
ADDITIONAL INFORMATION
Neither the EC nor the IPCS nor any person acting on behalf of the EC or the IPCS is responsible
LEGAL NOTICE for the use which might be made of this information
漏IPCS 2005
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