TRIS(2-CHLOROETHYL) PHOSPHATE ICSC: 1677
Tri(beta-chloroethyl) phosphate
Tris(2-chloroethyl) orthophosphate
Ethanol, 2-chloro-, phosphate (31)
TCEP
C6H12Cl3O4P / (ClCH2CH2O)3PO
Molecular mass: 285.5


ICSC #    1677
CAS #     115-96-8
RTECS # KK2450000
UN #        3082
EC #         015-102-00-0
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, NO sparks, and NO smoking.
Powder, water spray, foam, carbon dioxide.
Explosion Vapour/air mixtures are explosive.


Exposure See EFFECTS OF LONG-TERM OR REPEATED Exposure.
AVOID ALL CONTACT!

 •Inhalation
Ventilation, local exhaust, or breathing protection.
Fresh air, rest.
 •Skin
Protective gloves. Protective clothing.
Rinse and then wash skin with water and soap.
 •Eyes
Safety spectacles
Rinse with plenty of water (remove contact lenses if easily possible).
 •Ingestion
Do not eat, drink, or smoke during work.
Rinse mouth. Refer for medical attention.
Spillage Disposal Storage Packaging & Labelling
Personal protection: filter respirator for organic gases and vapours adapted to the airborne concentration of the substance. Do NOT let this chemical enter the environment. Collect leaking liquid in covered containers. Absorb remaining liquid in sand or inert absorbent and remove to safe place.
Keep in a well-ventilated room. Store in an area without drain or sewer access. Separated from food and feedstuffs. Provision to contain effluent from fire extinguishing.

Xn symbol
N symbol
R: 22-40-51/53
S: 2-36/37-61
UN Hazard Class: 9
UN Packing Group: III
Signal: Warning
Excl mark-Health haz
Harmful if swallowed
Suspected of causing cancer
Suspected of damaging fertility or the unborn child
Toxic to aquatic life
TRIS(2-CHLOROETHYL) PHOSPHATE ICSC: 1677
Important Data
Physical State; Appearance:
 COLOURLESS TO YELLOW LIQUID

Physical Dangers:

Chemical Dangers:
 The substance decomposes on heating at temperatures above 320° C producing hydrogen chloride and phosphorus oxides. Reacts with strong bases and strong oxidants.

Occupational Exposure Limits:
 TLV not established.
MAK not established.


 Routes of Exposure:
 The substance can be absorbed into the body in hazardous amounts by ingestion.

Inhalation Risk:
 A harmful contamination of the air will not or will only very slowly be reached on evaporation of this substance at 20°C.

Effects of Short-Term Exposure:

Effects of Long-Term or Repeated Exposure:
 This substance is possibly carcinogenic to humans. Animal tests show that this substance possibly causes toxicity to human reproduction or development.
Physical
Properties
Decomposes
Melting point: -51 °C
Relative density (water = 1): 1.4
Solubility in water, g/100 ml at 20°C: 0.78 (very poor)
Vapour pressure, Pa at °C: negligible
 Relative vapour density (air = 1): 9.8
Flash point: 202°C c.c.
Auto-ignition temperature: 480°C
Octanol/water partition coefficient as log Pow: 1.78
Viscosity, mm˛/s at 25 °C: 24.3-28.6
Environmental
Data
The substance is toxic to aquatic organisms. It is strongly advised that this substance does not enter the environment.
N O T E S
Do NOT take working clothes home. Depending on the degree of exposure, periodic medical examination is suggested. TCEP is an abbreviation which also refers to trichloroethanol-1-phosphate, commonly known as Triclofos, which is a different substance.
Transport Emergency Card: TEC (R)-90GM6-III
ADDITIONAL INFORMATION


ICSC: 1677 TRIS(2-CHLOROETHYL) 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.