ICSC 1590 - UREA AMMONIUM NITRATE

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UREA AMMONIUM NITRATE	ICSC: 1590 (October 2005)
Nitric acid ammonium salt, mixture with urea

CAS #: 15978-77-5

	ACUTE HAZARDS	PREVENTION	FIRE FIGHTING
FIRE & EXPLOSION	Gives off irritating or toxic fumes (or gases) in a fire.		In case of fire in the surroundings, use appropriate extinguishing media.


	SYMPTOMS	PREVENTION	FIRST AID
Inhalation	Cough. Sore throat.	Use ventilation, local exhaust or breathing protection.	Fresh air, rest.
Skin	Redness. Pain.	Protective gloves.	Rinse skin with plenty of water or shower.
Eyes	Redness. Pain.	Wear safety spectacles.	First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.
Ingestion	Blue lips, fingernails and skin. Diarrhoea. Nausea. Vomiting. Dizziness. Headache.	Do not eat, drink, or smoke during work.	Rinse mouth. Refer for medical attention .

SPILLAGE DISPOSAL	CLASSIFICATION & LABELLING
Wash away spilled liquid with plenty of water.	According to UN GHS Criteria Transportation UN Classification
STORAGE
Separated from combustible substances and reducing agents.
PACKAGING

UREA AMMONIUM NITRATE

ICSC: 1590

PHYSICAL & CHEMICAL INFORMATION
Physical State; Appearance COLOURLESS LIQUID WITH CHARACTERISTIC ODOUR. Physical dangers Chemical dangers Decomposes on heating. This produces toxic gases including nitrogen oxides. Attacks copper and its alloys. The substance is a strong oxidizer when dry and can increase the risk of fire or ignite combustible substances.	Formula: H₂ONH₃HNO₃CO(NH₂)₂ Boiling point: 107°C Relative density (water = 1): 1.3 Solubility in water: miscible

PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS LIQUID WITH CHARACTERISTIC ODOUR.

Physical dangers

Chemical dangers
Decomposes on heating. This produces toxic gases including nitrogen oxides. Attacks copper and its alloys. The substance is a strong oxidizer when dry and can increase the risk of fire or ignite combustible substances.

Formula: H₂ONH₃HNO₃CO(NH₂)₂

Boiling point: 107°C
Relative density (water = 1): 1.3
Solubility in water: miscible

EXPOSURE & HEALTH EFFECTS
Routes of exposure The substance can be absorbed into the body by ingestion. Effects of short-term exposure The substance is irritating to the eyes, skin and respiratory tract. Ingestion could cause effects on the blood. This may result in the formation of methaemoglobin. The effects may be delayed. Medical observation is indicated.	Inhalation risk No indication can be given about the rate at which a harmful concentration of this substance in the air is reached on evaporation at 20°C. Effects of long-term or repeated exposure

EXPOSURE & HEALTH EFFECTS

Routes of exposure
The substance can be absorbed into the body by ingestion.

Effects of short-term exposure
The substance is irritating to the eyes, skin and respiratory tract. Ingestion could cause effects on the blood. This may result in the formation of methaemoglobin. The effects may be delayed. Medical observation is indicated.

Inhalation risk
No indication can be given about the rate at which a harmful concentration of this substance in the air is reached on evaporation at 20°C.

Effects of long-term or repeated exposure

OCCUPATIONAL EXPOSURE LIMITS

ENVIRONMENT

NOTES
Depending on the degree of exposure, periodic medical examination is suggested. Specific treatment is necessary in case of poisoning with this substance; the appropriate means with instructions must be available.

ADDITIONAL INFORMATION

EC Classification

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