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QUINTOZENE ICSC: 0745
Date of Peer Review: October 2002

Pentachloronitrobenzene
PCNB
CAS # 82-68-8 C6Cl5NO2
RTECS # DA6650000 Molecular mass: 295.3
UN # 3077
EC # 609-043-00-5
TYPES OF HAZARD / EXPOSURE ACUTE HAZARDS / SYMPTOMS PREVENTION FIRST AID / FIRE FIGHTING
FIRE Liquid formulations containing organic solvents may be flammable. Gives off irritating or toxic fumes (or gases) in a fire.

In case of fire in the surroundings: use appropriate extinguishing media.
EXPLOSION


EXPOSURE
STRICT HYGIENE! AVOID EXPOSURE OF ADOLESCENTS AND CHILDREN!

Inhalation
Avoid inhalation of dust.
Fresh air, rest.
Skin
Protective gloves.
Remove contaminated clothes. Rinse skin with plenty of water or shower.
Eyes
Safety spectacles.
First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
Ingestion
Do not eat, drink, or smoke during work. Wash hands before eating.
Rinse mouth. Refer for medical attention.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Sweep spilled substance into 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: P2 filter respirator for harmful particles.)
EU Classification
Symbol: Xi
R: 43
S: (2-)-24-37
UN Classification
UN Hazard Class: 9
UN Pack Group: III
EMERGENCY RESPONSE STORAGE
Transport Emergency Card: TEC (R)-90GM7-III
Provision to contain effluent from fire extinguishing.
IPCS
International
Programme on
Chemical Safety
Prepared in the context of cooperation between the International Programme on Chemical Safety and the Commission of the European Communities IPCS, CEC 1999

SEE IMPORTANT INFORMATION ON BACK


QUINTOZENE ICSC: 0745
IMPORTANT DATA
PHYSICAL STATE; APPEARANCE:
COLOURLESS (PURE) TO PALE YELLOW (TECHNICAL) CRYSTALS, WITH CHARACTERISTIC ODOUR.

CHEMICAL DANGERS:
The substance decomposes on heating producing toxic and corrosive fumes including chloride fumes and nitrogen oxides.

OCCUPATIONAL EXPOSURE LIMITS:
TLV: 0.5 mg/m; A4; (ACGIH 2002).
MAK not established.
ROUTES OF EXPOSURE:
The substance can be absorbed into the body by inhalation of its aerosol.

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

EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:
The substance may have effects on the liver, resulting in impaired functions.
PHYSICAL PROPERTIES
Boiling point: 328C
Melting point: 146C
Density: 1.7 g/cm^3
Solubility in water, g/100 ml at 20C: 0.00004
Vapour pressure, Pa at 20C: 0.007
Relative vapour density (air = 1): 10.2
Relative density of the vapour/air-mixture at 20C (air = 1): 1.00
Octanol/water partition coefficient as log Pow: 4.77
ENVIRONMENTAL DATA
The substance is very toxic to aquatic organisms. Bioaccumulation of this chemical may occur in fish. This substance does enter the environment under normal use. Great care, however, should be given to avoid any additional release, e.g. through inappropriate disposal.
NOTES
If the substance is formulated with solvent(s) also consult the card(s) (ICSC) of the solvent(s). Carrier solvents used in commercial formulations may change physical and toxicological properties.
ADDITIONAL INFORMATION


LEGAL NOTICE Neither the CEC nor the IPCS nor any person acting on behalf of the CEC or the IPCS is responsible for the use which might be made of this information
IPCS, CEC 1999
See Also:
        Quintozene (EHC 41, 1984)