|TETRAETHYL PYROPHOSPHATE||ICSC: 1158|
|CAS #: 107-49-3||TEPP
Diphosphoric acid, tetraethyl ester
| UN #: 3018
| EINECS #: 203-495-3
|ACUTE HAZARDS||PREVENTION||FIRE FIGHTING|
|FIRE & EXPLOSION||Combustible. Liquid formulations containing organic solvents may be flammable. Gives off irritating or toxic fumes (or gases) in a fire. Risk of fire and explosion if formulations contain flammable/explosive solvents.||NO open flames.||Use water in large amounts, powder, alcohol-resistant foam, carbon dioxide. In case of fire: keep drums, etc., cool by spraying with water.|
|AVOID ALL CONTACT! AVOID EXPOSURE OF ADOLESCENTS AND CHILDREN! FIRST AID: USE PERSONAL PROTECTION. IN ALL CASES CONSULT A DOCTOR!|
|SYMPTOMS||ACUTE HAZARDS||FIRST AID|
|Inhalation||Dizziness. Pupillary constriction, muscle cramp, excessive salivation. Sweating. Laboured breathing. Cough. Weakness. Abdominal cramps. Diarrhoea. Nausea. Vomiting. Incoordination. Convulsions. Unconsciousness.||Use ventilation, local exhaust or breathing protection.||Remove immediately from exposure. Fresh air, rest. Half-upright position. Artificial respiration may be needed. Refer immediately for medical attention. See Notes.|
|Skin||EASILY ABSORBED! Redness. Pain. Further see Inhalation.||Protective gloves. Protective clothing.||Remove contaminated clothes. Rinse and then wash skin with water and soap. See Notes. Refer immediately for medical attention.|
|Eyes||Redness. Pain. Blurred vision.||Wear face shield or eye protection in combination with breathing protection.||Rinse with plenty of water for several minutes (remove contact lenses if easily possible). Refer immediately for medical attention.|
|Ingestion||See Inhalation.||Do not eat, drink, or smoke during work. Wash hands before eating.||Rinse mouth. Do NOT induce vomiting. See Notes. Give a slurry of activated charcoal in water to drink, but NOT if convulsions occur. Refer immediately for medical attention.|
|SPILLAGE DISPOSAL||CLASSIFICATION & LABELLING|
|Personal protection: complete protective clothing including self-contained breathing apparatus. Do NOT let this chemical enter the environment. Collect leaking and spilled liquid in sealable non-metallic containers as far as possible. Absorb remaining liquid in sand or inert absorbent. Then store and dispose of according to local regulations.||
According to UN GHS Criteria
DANGERFatal if swallowed or in contact with skin
Causes skin and eye irritation
Causes damage to nervous system
Causes damage to the nervous system through prolonged or repeated exposure
Very toxic to aquatic life
|Store only in original container. Separated from food and feedstuffs. Keep in a well-ventilated room. Dry. Store in an area without drain or sewer access. Provision to contain effluent from fire extinguishing.|
|Do not transport with food and feedstuffs.
|TETRAETHYL PYROPHOSPHATE||ICSC: 1158|
|PHYSICAL & CHEMICAL INFORMATION|
Physical State; Appearance
Formula: C8H20O7P2 / (C2H5O)2-PO-O-PO-(OC2H5)2
|EXPOSURE & HEALTH EFFECTS|
Routes of exposure
Effects of short-term exposure
Effects of long-term or repeated exposure
|Occupational exposure limits|
TLV: (inhalable fraction): 0.01 mg/m3, as TWA; (skin); BEI issued.
MAK: 0.060 mg/m3, 0.005 ppm; peak limitation category: II(2); skin absorption (H)
|The substance is very toxic to aquatic organisms. This substance may be hazardous to the environment. Special attention should be given to mammals, birds and bees. This substance does enter the environment under normal use. Great care, however, should be taken to avoid any additional release, for example through inappropriate disposal.|
|Specific treatment is necessary in case of poisoning with this substance; the appropriate means with instructions must be available.
Carrier solvents used in commercial formulations may change physical and toxicological properties.
Isolate contaminated clothing by sealing in a bag or other container.
Depending on the degree of exposure, periodic medical examination is suggested.
Do NOT take working clothes home.
Symbol: T+, N; R: 27/28-50; S: (1/2)-36/37/39-38-45-61
|All rights reserved. The published material is being distributed without warranty of any kind, either expressed or implied. Neither ILO nor WHO nor the European Commission shall be responsible for the interpretation and use of the information contained in this material.|
See Also: Toxicological Abbreviations