Skip directly to search Skip directly to A to Z list Skip directly to page options Skip directly to site content
NIOSH

TRIS(2-ETHYLHEXYL) PHOSPHATE

ICSC: 0968

Phosphoric acid tris(2-ethylhexyl) ester
Trioctyl phosphate
C24H51O4P
Molecular mass: 434.7
ICSC # 0968 		CAS # 78-42-2
RTECS # MP0770000
October 04, 1997 Validated

TYPES OF HAZARD/ EXPOSURE

ACUTE HAZARDS/ SYMPTOMS

PREVENTION

FIRST AID/
FIRE FIGHTING

FIRE Combustible. Gives off irritating or toxic fumes (or gases) in a fire.
NO open flames.
Powder, water spray, foam, carbon dioxide.
EXPLOSION


EXPOSURE
PREVENT GENERATION OF MISTS!

•INHALATION
Ventilation.
Fresh air, rest. Refer for medical attention.
•SKIN Redness. Pain.
Protective gloves.
Rinse skin with plenty of water or shower. Refer for medical attention.
•EYES Redness. Pain.
Safety goggles.
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. Induce vomiting (ONLY IN CONSCIOUS PERSONS!). Give plenty of water to drink. Refer for medical attention.

SPILLAGE DISPOSAL

STORAGE

PACKAGING & LABELLING

Collect leaking liquid in sealable containers. Absorb remaining liquid in sand or inert absorbent and remove to safe place.
Separated from strong oxidants. Well closed. Keep in a well-ventilated room.

ICSC: 0968 Prepared in the context of cooperation between the International Programme on Chemical Safety & the Commission of the European Communities (C) IPCS CEC 1994. No modifications to the International version have been made except to add the OSHA PELs, NIOSH RELs and NIOSH IDLH values.

TRIS(2-ETHYLHEXYL) PHOSPHATE

ICSC: 0968

I

M

P

O

R

T

A

N

T


D

A

T

A

PHYSICAL STATE; APPEARANCE:
VISCOUS COLOURLESS LIQUID.

PHYSICAL DANGERS:


CHEMICAL DANGERS:
The substance decomposes on heating producing toxic fumes of phosphine and phosphorous oxides. Reacts with oxidants.

OCCUPATIONAL EXPOSURE LIMITS:
TLV not established.
MAK 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 20°C.

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

EFFECTS OF LONG-TERM OR REPEATED EXPOSURE:

PHYSICAL
PROPERTIES

Boiling point at 0.7 kPa: 220°C
Melting point: -74°C
Relative density (water = 1): 0.93
Solubility in water, ml/100 ml at 20°C: none
Vapour pressure, Pa at 20°C: <1
Relative vapour density (air = 1): 15
Flash point: 170°C
Auto-ignition temperature: 370°C

ENVIRONMENTAL
DATA

Avoid release to the environment in circumstances different to normal use.

N O T E S

Disflamoll-tof, Flexol-tof and Kronitex-tof are trade names.

ADDITIONAL INFORMATION



ICSC: 0968 TRIS(2-ETHYLHEXYL) PHOSPHATE
(C) IPCS, CEC, 1994
IMPORTANT LEGAL NOTICE: Neither NIOSH, the CEC or the IPCS nor any person acting on behalf of NIOSH, 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. The only modifications made to produce the U.S. version is inclusion of the OSHA PELs, NIOSH RELs and NIOSH IDLH values.
Top