International Chemical Safety Cards

POLYDIMETHYLSILOXANE

ICSC: 0318

POLYDIMETHYLSILOXANE
Dimethyl polysiloxane
(C₂H₆OSi)n
CAS # 9016-00-6
RTECS # TQ2690000
ICSC # 0318

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	Diarrhoea.	Do not eat, drink, or smoke during work. Wash hands before eating.	Rinse mouth.

SPILLAGE DISPOSAL

STORAGE

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.

SEE IMPORTANT INFORMATION ON BACK

ICSC: 0318

Prepared in the context of cooperation between the International Programme on Chemical Safety & the Commission of the European Communities Š IPCS CEC 1993

International Chemical Safety Cards

POLYDIMETHYLSILOXANE

ICSC: 0318

I
M
P
O
R
T
A
N
T

D
A
T
A

PHYSICAL STATE; APPEARANCE:
OILY COLOURLESS LIQUID.

PHYSICAL DANGERS:

CHEMICAL DANGERS:
The substance decomposes on heating (>150şC) producing formaldehyde in small amounts.

OCCUPATIONAL EXPOSURE LIMITS (OELs):
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 irritates the eyes.

EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:

PHYSICAL
PROPERTIES

Relative density (water = 1): 0.97
Solubility in water: none

Flash point: >200°C

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.