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    Permethrin 25% EC


    Identification of the substance or mixture and of the company/undertaking

    • Product identifier.
    • Permethrin 25% EC

    • Relevant identified uses of the substance or mixture and uses advised against

    • Insecticide

    • Details of the supplier of the safety data sheet.

    • Tagros Chemicals India Ltd.
      “Jhaver Centre”, Rajah Annamalai Building,
      IV Floor, 72, Marshalls Road,
      Egmore, Chennai-600 008, India
      Telephone number: +91-44-42007400
      E-mail: info@tagros.com

    • Emergency telephone number

    • +91-44-42007400
    • Fax number
    • +91-44-28587873

    • E-mail
    • info@tagros.com

    Hazards identification


    • May cause eye irritation. Avoid contact with eyes.

    • Skin

    • Harmful if absorbed through skin. Do not get on skin or clothing.

    • Ingestion
    • Harmful if swallowed.

    • Inhalation

    • Harmful if inhaled. Avoid inhalation of vapour or mist.

    • Environment

    • Dangerous for the environment. Very toxic to aquatic organisms may cause long-term adverse effects in the aquatic environment.

    Composition/information on ingredients

    • Substances.

    • Chemical name

      CAS No:

      EC No.


      Con. % w/w

      Permethrin (ISO)

      3-phenoxybenzyl (1RS,3RS;1RS,3SR)-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate






      Xn; R20/22

      N; R50-53








    First aid measures

    • Contact with eyes
    • Immediately rinse eyes thoroughly, including under eyelids, with running water for at least 15 minutes. Seek immediate medical advice.

    • Contact with skin

    • Carefully remove contaminated clothing. Wash affected area with soap and water. Seek medical aid if required.

    • Ingestion

    • If the material was swallowed and signs of toxicity are severe, induce vomiting. Keep the person calm and comfortable and obtain medical assistance as soon as possible.

    • Inhalation
    • If inhaled, remove to fresh air and keep at rest. Obtain medical aid if required.

    Firefighting measures

    • Flash point

    • >45°C

    • Extinguishing media

    • If product is involved in a fire, use water spray, foam, dry powder, carbon dioxide or sand. Keep nearby containers and equipment cool with a water stream.

    • Special exposure hazards
    • In the event of fire, hydrogen chloride, carbon monoxide and carbon dioxide may be released..

    • Protective equipment for fire-fighting
    • Firefighters should wear NIOSH approved self-contained breathing apparatus and full protective clothing.

    • Fire fighting guidance
    • Keep out of smoke. Fight fire from upwind position. Cool closed containers exposed to fire with water spray. Do not allow run-off from fire fighting to enter drains or water courses.

    Accidental release measures

    • Personal precautions

    • Avoid contact with spilled material or contaminated surfaces. If ordinary clothing becomes contaminated remove it immediately. When dealing with the spillage do not eat, drink or smoke and wear personal protective clothing as detailed in section 8.

    • Environmental precautions

    • Keep people and animals away. Prevent entry into drains, sewers and watercourses.

    • Methods and material for containment and cleaning up

    • Soak up with inert absorbent material (e.g. sand, silica gel, acid binder, universal binder, sawdust). Collect and transfer the product into a properly labelled and tightly closed container. Clean contaminated floors and objects thoroughly, observing environmental regulations.

    Handling and storage

    • Wear chemically impervious gloves such as neoprene or nitrile. Wear safety glasses, goggles or face shield. Mechanical ventilation should be used when handling this product in enclosed spaces. Read and observe all precautions and instructions on the label.

    • Storage
    • Store in original containers, upright and closed. Store in areas that are cool, dry and well ventilated. Store away from seeds, fertilizers and animal feed stuff.

    Exposure controls/personal protection

    • Exposure limit value
    • ADI: 0.05 mg/kg bw (JMPR 1999)

    • Engineering controls
    • Mechanical ventilation should be used when handling this product in closed spaces.

    • Respiratory protection
    • When respirators are required, select NIOSH approved equipment based on actual or potential airborne concentrations.

    • Hand protection

    • Wear chemical resistant nitrile gloves.

    • Eye/face  protection

    • Wear safety goggles with imperforated side shield and face shield.

    • Skin  protection

    • Avoid contact with skin. Wear apron, boots and full protective suit.

    • Environmental exposure controls

    • Keep away from food, drink and animal feed stuff. This material and its container must be disposed off as hazardous waste. Avoid release to the environment. Refer to special instructions/safety data sheet.

    Physical and chemical properties

    • Information on basic physical and chemical properties

    • Physical state
    • Liquid
    • Color
    • Yellow

    • Odour

    • Aromatic
    • Molecular Weight
    • 391.3 (Permethrin)

    • Flash point
    • >45°C

    • Solubility in water
    • Emulsify in water

    • Octanol/water partition coefficient
    • log POW = 5.9 at 20 °C at pH 7 (Permethrin)

    Stability and reactivity

    • Stability
    • Stable for two years at ambient conditions.

    • Conditions to avoid

    • Avoid excessive heat and flame.

    • Materials to avoid

    • None under normal condition of use.

    • Incompatibility
    • Oxidizing & alkaline materials.

    Toxicological information

    • Acute toxicity

    • Rat LD50 oral, Rats
    • >2000 mg/kg bw (Permethrin)

    • Rat LD50 dermal, Rats
    • >2000 mg/kg bw (Permethrin)

    • Skin irritation
    • Slight-irritant to skin of rabbits (Permethrin)

    • Eye irritation
    • Minimally irritating to eye of rabbits (Permethrin)

    • Skin sensitization

    • Non-sensitizer to skin of Guinea pigs
    • Ingestion

    • Harmful if swallowed.

    • Inhalation

    • Harmful if inhaled. Avoid inhalation of vapour or mist.

    • Long term studies
    • Carcinogenicity

    • Non carcinogenic in rats

    • Mutagenicity

    • Non mutagenic

    • Reproductive toxicity

    • Non reprotoxic and teratogenic


    Ecological information

    • EcoToxicity

      Guppy, Poecilia reticulata, 96 hours

    • LC50 : 8.9 µg/l (Permethrin)

    • Common Carp, Cyprinus carpio, 96 hours
    • LC50 : 0.145 mg/l (Permethrin)

    • Daphnia magna, 24 hours
    • EC50: 0.020 mg/l (Permethrin)
    • Scenedesmus subspicatus, 72 hours
    • EC50: >0.022 mg/l (Permethrin)

    • Activated sewage sludge, 3 hours
    • EC50:>1000mg/l (Permethrin)

    • Acute toxicity Earthworm, Lampito mauritii
    • LC50 >1200 mg/kg (Permethrin)
    • Mobility
    • Strongly adsorbed in soil particles with no risk of leaching.

    • Persistence and degradability
    • Very toxic to aquatic organisms may cause  long-term adverse effects in the aquatic environment.  DT50 pH 4 at 25ºC: > 1 year (water).

    Disposal considerations

    • Product disposal
    • Do not empty into drains or waterways. Disposal of product would usually be by incineration in an appropriate licensed commercial incinerator. Advice may be obtained from local waste regulation authorities.

    • Container disposal
    • Puncture container to avoid re-use. Dispose of empty container in a sanitary landfill or by incineration, or, if allowed by local authorities, by burning. If burned, stay out of smoke. Follow advice on product label and/or leaflet.

    Transport information

    • UN number

    • 3351
    • UN Class

    • 6.1

    • UN packaging group
    • III
    • Proper Shipping Name


    • Additional information

    • Permethrin designated as marine pollutant

    Regulatory information

    • Classification
    • Xn: Harmful 
      N: Dangerous for the environment

    • Risk Phrases

    • R10: Flammable
      R20/22: Harmful by inhalation and if swallowed.

      R50/53: Very toxic to aquatic organisms may cause long-term adverse effects in the aquatic environment
    • Safety Phrases
    • S2: Keep out of the reach of children.
      S13: Keep away from food, drink and animal feed stuffs
      S24/24: Avoid contact with skin and eyes.
      S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.
      S60: This material and its container must be disposed off as hazardous waste.
      S61: Avoid release to the environment. Refer to special instructions/safety data sheets.

    • Reference regulation
    • Regulation (EC) No 1907/2006

    Other informationn

    • MSDS first issued
    • 18th June 2002

    • MSDS data revised
    • 25th August 2011


    • The above information is intended to give general health and safety guidance on the storage and transport of the substance or product to which it relates. It is not intended to apply to the substance or product for which purposes the substance or product label and any appropriate technical usage literature available should be consulted and any relevant licenses, consents or approvals complied with. The requirement or recommendation of any relevant site or working procedure, system or policy in force or arising from any risk assessment involving the substance or product should take precedence over any of the guidance contained in this safety data sheet where there is a difference in the information given. The information provided in this safety data sheet is accurate at the date of publication and will be updated as and when appropriate. No liability will be accepted for any injury loss or damage resulting from any failure to take account of information or advice contained in this safety data sheet.