2-Methyl-p-phenylenediamine sulfate
2,5-Diaminotoluene sulfate
C7H10N2•H2SO4 / CH3C6H3(NH2)2•H2SO4
Molecular mass: 220.3
ICSC # 1544
CAS # 615-50-9
RTECS # XT0525000
UN # 2811
EC # 612-030-00-7
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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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Combustible.
Gives off irritating or toxic fumes (or gases) in a fire.
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NO open flames.
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Water spray,
foam,
dry powder,
carbon dioxide.
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Explosion
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Exposure
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•Inhalation
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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.
Protective clothing.
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Remove contaminated clothes.
Rinse and then wash skin with water and soap.
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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.
Wash hands before eating.
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Rinse mouth.
Give a slurry of activated charcoal in water to drink.
Induce vomiting (ONLY IN CONSCIOUS PERSONS!).
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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Personal protection: P2 filter respirator for harmful particles.
Sweep spilled substance into containers; if appropriate, moisten first to prevent dusting.
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T symbol
N symbol
R: 20/21-25-43-51/53
S: 1/2-24-37-45-61
UN Hazard Class: 6.1
UN Packing Group: II
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Important Data
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Physical State; Appearance:
GREY
TO WHITE POWDER.
Physical Dangers:
Chemical Dangers:
The substance decomposes
on heating
or
on burning
producing
toxic fumes
including
nitrogen oxides
and
sulfur oxides
.
Occupational Exposure Limits:
TLV not established.
MAK not established.
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Routes of Exposure:
The substance can be absorbed into the body
through the skin
and
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 mildly irritating to
the eyes
and
the skin
.
Effects of Long-Term or Repeated Exposure:
Repeated or prolonged contact may cause skin sensitization.
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Physical
Properties
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Melting point: 40.6°C
Solubility in water:
good
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Environmental
Data
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N O T E S
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Depending on the ratio between sulfate and the amine, different CAS numbers are possible.
Environmental effects from the substance have not been investigated.
Health effects of exposure to the substance have not been investigated adequately.
Transport Emergency Card: TEC (R)-61GT2-II
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ADDITIONAL INFORMATION
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ICSC: 1544
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2,5-TOLUENEDIAMINE SULFATE (1:1)
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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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