International Chemical Safety Cards

2-NITROPHENOL ICSC: 0523
World Health Organization (WHO) International Labour Organization (ILO) United Nations Environmental Programme (UNEP) European Commission National Institute for Occupational Safety and Health (NIOSH)
o-Nitrophenol
2-Hydroxynitrobenzene
o-Hydroxynitrobenzene
C6H5NO3
Molecular mass: 139.1
6 Harmful - Stow Away from Foodstuffs placard 6 Poison placard ICSC #    0523
CAS #     88-75-5
RTECS # SM2100000
UN #        1663
October 20, 2005 Validated
TYPES OF HAZARD/ EXPOSURE ACUTE HAZARDS/ SYMPTOMS PREVENTION FIRST AID/
FIRE FIGHTING
FIRE Combustible. Gives off irritating or toxic fumes (or gases) in a fire.
NO open flames.
Dry powder. Carbon dioxide. Water spray . Alcohol-resistant foam.
EXPLOSION


EXPOSURE


 •INHALATION
Local exhaust or breathing protection.
Fresh air, rest. Refer for medical attention.
 •SKIN Redness.
Protective gloves.
Remove contaminated clothes. Rinse and then wash skin with water and soap.
 •EYES Redness.
Safety goggles .
First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
 •INGESTION Headache. Drowsiness. Nausea. Blue lips or fingernails. Blue skin. Confusion. Convulsions. Dizziness. Unconsciousness.
Do not eat, drink, or smoke during work.
Refer for medical attention.
SPILLAGE DISPOSAL STORAGE PACKAGING & LABELLING
Personal protection: P2 filter respirator for harmful particles. Do NOT let this chemical enter the environment. Sweep spilled substance into covered containers.
Store in an area without drain or sewer access. Separated from strong oxidants, strong bases, strong acids, food and feedstuffs .
Do not transport with food and feedstuffs.
UN Hazard Class: 6.1
UN Packing Group: III
SEE IMPORTANT INFORMATION ON BACK
ICSC: 0523 Prepared in the context of cooperation between the International Programme on Chemical Safety & the Commission of the European Communities (C) IPCS CEC 1994. No modifications to the International version have been made except to add the OSHA PELs, NIOSH RELs and NIOSH IDLH values.

International Chemical Safety Cards

2-NITROPHENOL ICSC: 0523
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PHYSICAL STATE; APPEARANCE:
YELLOW CRYSTALS

PHYSICAL DANGERS:


CHEMICAL DANGERS:
The substance decomposes on burning producing toxic and corrosive fumes including nitrogen oxides . Reacts with strong acids , strong bases and strong oxidants .

OCCUPATIONAL EXPOSURE LIMITS:
TLV not established.
MAK not established.


ROUTES OF EXPOSURE:
The substance can be absorbed into the body by ingestion.

INHALATION RISK:
A harmful concentration of airborne particles can be reached quickly.

EFFECTS OF SHORT-TERM EXPOSURE:
The substance is mildly irritating to the eyes and the skin . When ingested the substance may cause effects on the blood , resulting in the formation of methaemoglobin.

EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:
PHYSICAL
PROPERTIES
Boiling point: 216C
Melting point: 45-46C
Density: 1.49
g/cm
Solubility in water, g/100 ml at 20C: 210
(poor)
Vapour pressure, kPa at 25C: 0.015
Flash point: 108C c.c.
Auto-ignition temperature: 550C
Octanol/water partition coefficient as log Pow: 1.79
ENVIRONMENTAL
DATA
Environmental Hazard placard The substance is harmful to aquatic organisms.
N O T E S
Specific treatment is necessary in case of poisoning with this substance; the appropriate means with instructions must be available.
Transport Emergency Card: TEC (R)-61S1663 or 61GT2-III
ADDITIONAL INFORMATION


ICSC: 0523 2-NITROPHENOL
(C) IPCS, CEC, 1994
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.