ICSC 1608 - POTASSIUM DIHYDROGEN PHOSPHATE

POTASSIUM DIHYDROGEN PHOSPHATE

ICSC: 1608
_{Peer-Review Status: 19.10.2005 Validated}

Potassium phosphate, monobasic
Phosphoric acid, monopotassium salt

CAS #: 7778-77-0 RTECS #: TC6615500
EINECS #: 231-913-4

Formula: KH₂PO₄
Molecular mass: 136.1

TYPES OF HAZARD / EXPOSURE	ACUTE HAZARDS / SYMPTOMS	PREVENTION	FIRST AID / 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.	Use ventilation (not if powder), local exhaust or breathing protection.	Fresh air, rest.
Skin	Redness.	Protective gloves.	Rinse skin with plenty of water or shower.
Eyes	Redness. Pain.	Wear safety goggles.	First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.
Ingestion	Abdominal pain. Vomiting. Diarrhoea. Nausea.	Do not eat, drink, or smoke during work.	Rinse mouth. Give one or two glasses of water to drink.

SPILLAGE DISPOSAL	PACKAGING & LABELLING
Personal protection: particulate filter respirator adapted to the airborne concentration of the substance. Sweep spilled substance into covered containers.	EC Classification UN Classification GHS Classification

EMERGENCY RESPONSE	SAFE STORAGE
	Separated from strong bases.

IMPORTANT DATA

Physical State; Appearance
COLOURLESS CRYSTALS OR WHITE CRYSTALLINE POWDER.

Physical dangers

Chemical dangers
Decomposes on heating. This produces toxic gases. The solution in water is a weak acid.

Occupational exposure limits
TLV (NOT-ESTABLISHED):.

Routes of exposure
The substance can be absorbed into the body 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, skin and respiratory tract.

Effects of long-term or repeated exposure

PHYSICAL PROPERTIES	ENVIRONMENTAL DATA
Melting point: 253°C Density: 2.34 g/cm³ Solubility in water, g/100ml: 22

NOTES

ADDITIONAL INFORMATION

IPCS
International
Programme on
Chemical Safety

Prepared in the context of cooperation between the International Programme on Chemical Safety and the European Commission
© IPCS 2004-2012

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.

    See Also:
       Toxicological Abbreviations
       POTASSIUM DIHYDROGEN PHOSPHATE (JECFA Evaluation)