Benzenesulfonic acid, dimethyl-, sodium salt
Dimethylbenzenesulfonic acid, sodium salt
C8H9NaO3S
Molecular mass: 208.2
ICSC # 1514
CAS # 1300-72-7
RTECS # ZE5100000
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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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Powder, alcohol-resistant foam, water spray, carbon dioxide
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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 or breathing protection.
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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 skin with plenty of water or shower.
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•Eyes
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Redness.
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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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Do not eat, drink, or smoke during work.
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Rinse mouth.
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; if appropriate, moisten first to prevent dusting.
Wash away remainder with plenty of water.
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Separated from
strong oxidants.
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Important Data
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Physical State; Appearance:
WHITE
CRYSTALS
OR POWDER
Physical Dangers:
Chemical Dangers:
The substance decomposes
on burning
producing
sulfur oxides
.
The solution in water is a weak base.
Reacts with strong oxidants.
Occupational Exposure Limits:
TLV not established.
MAK not established.
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Routes of Exposure:
Inhalation Risk:
A nuisance-causing concentration of airborne particles can be reached quickly when dispersed.
Effects of Short-Term Exposure:
The substance
is 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: 157°C
Melting point: 27°C
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Solubility in water, g/100 ml at 20°C: 40
Relative vapour density (air = 1): 6.45
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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: 1514
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SODIUM XYLENESULFONATE
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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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