POLYDIMETHYLSILOXANE (ICSC)

POLYDIMETHYLSILOXANE	ICSC: 0318

Date of Peer Review: October 2001

Dimethyl polysiloxane

CAS #	9016-00-6	(C₂H₆OSi)_n
RTECS #	TQ2690000
UN #
EC #

TYPES OF HAZARD / EXPOSURE	ACUTE HAZARDS / SYMPTOMS	PREVENTION	FIRST AID / FIRE FIGHTING
FIRE	Combustible.	NO open flames.	Powder, AFFF, foam, carbon dioxide.
EXPLOSION

EXPOSURE
Inhalation		Ventilation.	Fresh air, rest.
Skin		Protective gloves.	Remove contaminated clothes. Rinse skin with plenty of water or shower.
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	Nausea. Vomiting. Diarrhoea.	Do not eat, drink, or smoke during work.	Rinse mouth. Do NOT induce vomiting.

SPILLAGE DISPOSAL

PACKAGING & LABELLING

Collect leaking and spilled liquid in sealable containers as far as possible. Absorb remaining liquid in sand or inert absorbent and remove to safe place.

EU Classification
UN Classification

EMERGENCY RESPONSE

STORAGE

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

POLYDIMETHYLSILOXANE

ICSC: 0318

IMPORTANT DATA

PHYSICAL STATE; APPEARANCE:
OILY COLOURLESS LIQUID.

OCCUPATIONAL EXPOSURE LIMITS:
TLV not established.

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

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 20°C.

EFFECTS OF SHORT-TERM EXPOSURE:
The substance is irritating to the eyes.

PHYSICAL PROPERTIES

Melting point: -50°C
Relative density (water = 1): 0.91-1.0
Solubility in water: none

Flash point: >110°C
Octanol/water partition coefficient as log Pow: 2.6-4.25

ENVIRONMENTAL DATA

NOTES

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

    See Also:
       Toxicological Abbreviations
       POLYDIMETHYLSILOXANE (JECFA Evaluation)