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PERMETHRIN ICSC: 0312
Date of Peer Review: March 2001

3-Phenoxybenzyl (1RS)-cis-trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate
(3-Phenoxyphenyl)methyl 3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylate
CAS # 52645-53-1 C21H20Cl2O3
RTECS # GZ1255000 Molecular mass: 391.3
UN # 3352
EC Index # 613-058-00-2
TYPES OF HAZARD / EXPOSURE ACUTE HAZARDS / SYMPTOMS PREVENTION FIRST AID / FIRE FIGHTING
FIRE Combustible. Liquid formulations containing organic solvents may be flammable. Gives off irritating or toxic fumes (or gases) in a fire.
NO open flames.
Powder, AFFF, foam, carbon dioxide.
EXPLOSION

In case of fire: keep drums, etc., cool by spraying with water.
EXPOSURE
PREVENT DISPERSION OF DUST!

Inhalation Cough.
Ventilation, local exhaust, or breathing protection.
Fresh air, rest.
Skin Redness. Burning sensation.
Protective gloves. Protective clothing.
Remove contaminated clothes. Rinse and then wash skin with water and soap.
Eyes Redness. Pain.
Face shield.
First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then take to a doctor.
Ingestion Burning sensation. Diarrhoea. Vomiting.
Do not eat, drink, or smoke during work. Wash hands before eating.
Rinse mouth. Refer for medical attention.
SPILLAGE DISPOSAL PACKAGING & LABELLING
Do NOT wash away into sewer. Do NOT let this chemical enter the environment. Sweep spilled substance into containers; if appropriate, moisten first to prevent dusting. Carefully collect remainder, then remove to safe place. Personal protection: A/P2 filter respirator for organic vapour and harmful dust.
Do not transport with food and feedstuffs.
EU Classification
Symbol: Xn, N
R: 20/22-43-50/53
S: (2-)-13-24-36/37/39-60-61
UN Classification
UN Hazard Class: 6.1
UN Pack Group: III
EMERGENCY RESPONSE STORAGE
Transport Emergency Card: TEC (R)-61GT6-III
Provision to contain effluent from fire extinguishing. Separated from food and feedstuffs. Keep in a well-ventilated room.
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 2005

SEE IMPORTANT INFORMATION ON BACK
PERMETHRIN ICSC: 0312
IMPORTANT DATA
PHYSICAL STATE; APPEARANCE:
YELLOW-BROWN TO BROWN VISCOUS LIQUID OR CRYSTALS.

CHEMICAL DANGERS:
The substance decomposes on burning producing toxic fumes including hydrogen chloride.

OCCUPATIONAL EXPOSURE LIMITS:
TLV not established.
ROUTES OF EXPOSURE:
The substance can be absorbed into the body by inhalation of its aerosol 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 20C.

EFFECTS OF SHORT-TERM EXPOSURE:
The substance is irritating to the eyes, the skin and the respiratory tract.

PHYSICAL PROPERTIES
Melting point: 34-39C
Relative density (water = 1): 1.2
Solubility in water: none
Vapour pressure, Pa at 20C: <10
Octanol/water partition coefficient as log Pow: 6.5
ENVIRONMENTAL DATA
The substance is very toxic to aquatic organisms. 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
Carrier solvents used in commercial formulations may change physical and toxicological properties. Ambush, Eksmin, Talcord are trade names. Also consult publication Health and Safety Guide No. 33 Permethrin, and Environmental Health Criteria No. 94 Permethrin, of IPCS. Card has been partly updated in October 2005. See sections EU classification, Emergency Response.
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 2005
See Also:
        Permethrin (EHC 94, 1990)
        Permethrin (IARC Summary & Evaluation, Volume 53, 1991)
        Permethrin (PDS)
        Permethrin (UK PID)