Nitric acid ammonium salt, mixture with urea
H2ONH3HNO3CO(NH2)2
ICSC # 1590
CAS # 15978-77-5
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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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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, local exhaust, or breathing protection.
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Fresh air, rest.
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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
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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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Blue lips or fingernails.
Blue skin.
Diarrhoea.
Nausea.
Vomiting.
Dizziness.
Headache.
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Do not eat, drink, or smoke during work.
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Rinse mouth.
Refer for medical attention.
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Spillage Disposal
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Storage
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Packaging & Labelling
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Wash away spilled liquid with plenty of water.
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Separated from
combustible and reducing substances.
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Important Data
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Physical State; Appearance:
COLOURLESS
LIQUID
, WITH CHARACTERISTIC ODOUR.
Physical Dangers:
Chemical Dangers:
The substance decomposes
on heating
producing
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.
Occupational Exposure Limits:
TLV not established.
MAK not established.
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Routes of Exposure:
The substance can be absorbed into the body
by ingestion.
.
Inhalation Risk:
No indication can be given about the rate in which a harmful concentration in the air is reached on evaporation of this substance at 20°C.
Effects of Short-Term Exposure:
The substance
is irritating to
the eyes
,
the skin
and
the respiratory tract
.
When ingested
the substance may cause effects on the
blood
, resulting in
the formation of methaemoglobin.
The effects may be delayed.
Medical observation is indicated.
Effects of Long-Term or Repeated Exposure:
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Physical
Properties
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Boiling point: 107°C
Relative density (water = 1): 1.3
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Solubility in water:
miscible
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Environmental
Data
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N O T E S
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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.
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ADDITIONAL INFORMATION
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ICSC: 1590
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UREA AMMONIUM NITRATE
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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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