Sulfuric acid dipotassium salt
Dipotassium sulfate
K2SO4
Molecular mass: 174.3
ICSC # 1451
CAS # 7778-80-5
RTECS # TT5900000
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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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Not combustible.
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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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Local exhaust.
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Fresh air, rest.
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•Skin
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Redness.
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Protective gloves.
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Rinse and then wash skin with water and soap.
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•Eyes
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Redness.
Pain.
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Safety goggles.
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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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Abdominal pain.
Diarrhoea.
Nausea.
Vomiting.
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Do not eat, drink, or smoke during work.
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Give plenty of water to drink.
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Spillage Disposal
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Storage
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Packaging & Labelling
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Sweep spilled substance into containers.
(Extra personal protection: P1 filter respirator for inert particles.)
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Important Data
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Physical State; Appearance:
COLOURLESS
TO WHITE
CRYSTALS
.
Physical Dangers:
Chemical Dangers:
The substance decomposes
on heating
producing
sulfur oxides
.
Occupational Exposure Limits:
TLV not established.
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Routes of Exposure:
Inhalation Risk:
Evaporation at 20°C is negligible; a nuisance-causing concentration of airborne particles can, however, be reached quickly when dispersed, especially, if powdered.
Effects of Short-Term Exposure:
The substance
is mildly irritating to
the eyes
,
the skin
and
the respiratory tract
.
Effects of Long-Term or Repeated Exposure:
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Physical
Properties
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Boiling point: 1689°C
Melting point: 1067°C
Density: 2.66
g/cm3
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Solubility in water, g/100 ml at 25°C: 12
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Environmental
Data
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N O T E S
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ADDITIONAL INFORMATION
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ICSC: 1451
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POTASSIUM SULFATE
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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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