International Chemical Safety Cards

1,3-DICHLORO-4-NITROBENZENE

ICSC: 0252

2,4-Dichloro-1-nitrobenzene
C₆H₃Cl₂NO₂
Molecular mass: 192

ICSC #    0252
CAS #     611-06-3
RTECS # CZ5420000
UN #        1578
March 26, 1996 Peer reviewed

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.	Powder, water spray, foam, carbon dioxide.
EXPLOSION

EXPOSURE
•INHALATION		Local exhaust or breathing protection.
•SKIN		Protective gloves.
•EYES		Safety spectacles, or eye protection in combination with breathing protection.
•INGESTION		Do not eat, drink, or smoke during work.

SPILLAGE DISPOSAL

STORAGE

PACKAGING & LABELLING

Sweep spilled substance into sealable containers; if appropriate, moisten first to prevent dusting. Carefully collect remainder, then remove to safe place. Do NOT let this chemical enter the environment. (Extra personal protection: P3 filter respirator for toxic particles).

Separated from strong oxidants, strong bases, food and feedstuffs .

Do not transport with food and feedstuffs.
R:
S:
UN Hazard Class: 6.1
UN Packing Group: II

SEE IMPORTANT INFORMATION ON BACK

ICSC: 0252

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

1,3-DICHLORO-4-NITROBENZENE

ICSC: 0252

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PHYSICAL STATE; APPEARANCE:
YELLOW CRYSTALS.

PHYSICAL DANGERS:

CHEMICAL DANGERS:
On contact with hot surfaces or flames this substance decomposes forming toxic and corrosive fumes of nitrogen oxides and hydrogen chloride (see ICSC 0163). Reacts with strong oxidants and strong bases .

OCCUPATIONAL EXPOSURE LIMITS:
TLV not established.

ROUTES OF EXPOSURE:
See Notes.

INHALATION RISK:

EFFECTS OF SHORT-TERM EXPOSURE:

EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:

PHYSICAL
PROPERTIES

Boiling point: 258.5°C
Melting point: 30-33°C
Relative density (water = 1): 1.55

Solubility in water, g/100 ml at 20°C: 1.88
Relative vapour density (air = 1): 6.6
Flash point: 112°C

ENVIRONMENTAL
DATA

The substance is harmful to aquatic organisms.

N O T E S

Insufficient data are available on the effect of this substance on human health, therefore utmost care must be taken.

ADDITIONAL INFORMATION

ICSC: 0252	1,3-DICHLORO-4-NITROBENZENE
(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.