4-Chlorophenol
4-Chloro-1-hydroxybenzene
4-Hydroxychlorobenzene
C6H5ClO / C6H4ClOH
Molecular mass: 128.6
ICSC # 0850
CAS # 106-48-9
RTECS # SK2800000
UN # 2020
EC # 604-008-00-0
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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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Powder, water spray, foam, carbon dioxide.
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Explosion
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Exposure
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PREVENT DISPERSION OF DUST!
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•Inhalation
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Cough.
Dizziness.
Headache.
Laboured breathing.
Nausea.
Sore throat.
Vomiting.
Weakness.
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Ventilation (not if powder), local exhaust, or breathing protection.
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Fresh air, rest.
Refer for medical attention.
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•Skin
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MAY BE ABSORBED!
Redness.
Pain.
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Protective gloves.
Protective clothing.
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Remove contaminated clothes.
Rinse and then wash skin with water and soap.
Refer for medical attention.
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•Eyes
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Redness.
Pain.
Blurred vision.
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Face shield,
or eye protection in combination with breathing protection.
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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.
Unconsciousness.
(Further see Inhalation).
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Do not eat, drink, or smoke during work.
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Rinse mouth.
Do NOT induce vomiting.
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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Sweep spilled substance into containers.
Carefully collect remainder,
then remove to safe place.
Do NOT let this chemical enter the environment.
(Extra personal protection: filter respirator for organic gases and vapours).
Chemical protection suit.
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Separated from
strong oxidants,
food and feedstuffs.
Well closed.
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Do not transport with food and feedstuffs.
Marine pollutant.
Note: C
Xn symbol
N symbol
R: 20/21/22-51/53
S: 2-28-61
UN Hazard Class: 6.1
UN Packing Group: III
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Important Data
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Physical State; Appearance:
COLOURLESS TO YELLOW CRYSTALS
, WITH CHARACTERISTIC ODOUR.
Physical Dangers:
Chemical Dangers:
The substance decomposes
on burning
producing toxic and corrosive fumes (hydrochloric acid, chlorine).
Reacts with oxidants.
Occupational Exposure Limits:
TLV not established.
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Routes of Exposure:
The substance can be absorbed into the body
by inhalation of its aerosol,
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 strongly
irritates
the eyes,
the skin and
the respiratory tract.
The substance may cause effects on the central nervous system.
Effects of Long-Term or Repeated Exposure:
The substance may have effects on the central nervous system.
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Physical
Properties
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Boiling point: 220°C
Melting point: 43°C
Density: 1.3
g/cm3
Solubility in water, g/100 ml at 20°C: 2.7
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Vapour pressure, Pa at 20°C: 13
Relative vapour density (air = 1): 4.44
Relative density of the vapour/air-mixture at 20°C (air = 1): 1.00
Flash point: 121°C c.c.
Octanol/water partition coefficient as log Pow: 2.39
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Environmental
Data
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The substance is toxic to aquatic organisms.
The substance may cause long-term effects in the aquatic environment.
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N O T E S
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Transport Emergency Card: TEC (R)-804
NFPA Code: H3; F1; R0;
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ADDITIONAL INFORMATION
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ICSC: 0850
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p-CHLOROPHENOL
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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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