International Chemical Safety Cards

OCTAMETHYLCYCLOTETRASILOXANE ICSC: 0310
Octamethylcyclotetrasiloxane
C8H24O4Si4
Molecular mass: 296.6
CAS # 556-67-2
RTECS # GZ4397000
ICSC # 0310

TYPES OF
HAZARD/
EXPOSURE
ACUTE HAZARDS/
SYMPTOMS
PREVENTION FIRST AID/
FIRE FIGHTING
FIRE Flammable.
NO open flames.
Powder, alcohol-resistant foam, water in large amounts, carbon dioxide.
EXPLOSION


EXPOSURE
PREVENT GENERATION OF MISTS!

  • INHALATION

  • Ventilation.
    Fresh air, rest.
  • SKIN
  • Redness.
    Protective gloves.
    Remove contaminated clothes. Rinse and then wash skin with water and soap.
  • EYES
  • Redness. Pain.
    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.
    Rinse mouth.
    SPILLAGE DISPOSAL STORAGE PACKAGING & LABELLING
    Collect leaking liquid in covered containers.


    SEE IMPORTANT INFORMATION ON BACK
    ICSC: 0310 Prepared in the context of cooperation between the International Programme on Chemical Safety & the Commission of the European Communities © IPCS CEC 1993

    International Chemical Safety Cards

    OCTAMETHYLCYCLOTETRASILOXANE ICSC: 0310

    I

    M

    P

    O

    R

    T

    A

    N

    T



    D

    A

    T

    A

    PHYSICAL STATE; APPEARANCE:
    OILY COLOURLESS LIQUID.

    PHYSICAL DANGERS:


    CHEMICAL DANGERS:


    OCCUPATIONAL EXPOSURE LIMITS (OELs):
    TLV not established.


    ROUTES OF EXPOSURE:
    The substance can be absorbed into the body by inhalation of its aerosol.

    INHALATION RISK:


    EFFECTS OF SHORT-TERM EXPOSURE:
    The substance irritates the eyes and the skin.

    EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:
    PHYSICAL
    PROPERTIES
    Boiling point: 175C
    Melting point: 17.5C
    Relative density (water = 1): 0.96
    Solubility in water: none
    Vapour pressure, Pa at 20C: 100
    Flash point: 56C
    ENVIRONMENTAL
    DATA

    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: 0310 OCTAMETHYLCYCLOTETRASILOXANE
    © IPCS, CEC, 1993
    IMPORTANT LEGAL NOTICE: Neither the CEC or 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. 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.