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 Tributyl phosphate
CAS No.:126-73-8
Formula:C12H27O4P |
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Di(isooctyl) phosphate
CAS No.:[C8H17]2PO2H
Formula:322.42 |
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Tri-isobutyl phosphate
CAS No.:126-71-6
Formula:C12H27O4P |
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Triethyl phosphate
CAS No.:78-40-0
Formula:C6H15O4P |
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| Triethyl phosphate |
Alias: Ethyl phosphate
English name: Triethyl phosphate；Ethyl phosphate； Phosphoric acid triethyl ester
Short name: TEP
Molecular formula: C6H15O4P
Molecular weight: 266.32
Structural formula:
Relative molecular weight:182.16(1993 international atomic weight)
CAS No. :78-40-0
UN No. :3272
RETCS No. :TC7900000
Physical characters:Colorless fluid transparent liquid. Melting point-54.6℃,boiling point215.26℃,relative density1.068,refractive index1.4055/20℃,saturated vapour pressure0.13kPa/39℃,viscidity:1.6cp. Soluble in water, alcohol, aether and many organic solvents, and insoluble in petroleum aether.
Chemical characters:Very stable in room temperature. It can slowly hydrolyze to produce diethyl phosphate when heating.
Hazardous characters: Invasion methods: inbreathe, eating and absorb through skins
Toxic properties: light thrill for skins and local anaesthesia
Hazardous characters: It can produce phosphorus oxide during decomposition.
Combustion(decomposition) products : carbon monoxide, carbon dioxide, phosphorus oxide and phosphine.
Standard:Q/320205GKAM01-2006
Specification:
| Item |
Index |
| High purity |
Excellent grade |
First grade |
Qualified |
| Chroma,APHA ≤ |
10 |
10 |
20 |
20 |
| Refractive index |
1.4050—1.4070 |
1.4050-1.4060 |
| Acid number,mgKOH/g≤ |
0.02 |
0.1 |
0.1 |
0.15 |
| Moisture(H2O),%≤ |
0.05 |
0.2 |
0.2 |
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| Density(20℃),g/ml |
1.068—1.072 |
1.065-1.073 |
| Content,% ≥ |
99.90 |
99.0 |
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| Chloride,ppm≤ |
5 |
5 |
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| Alcohol,ppm ≤ |
500 |
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| DEMP,ppm ≤ |
50 |
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Use: Mainly used as defoaming agent and penetrating agent, and widely used in printing, architecture and other industries and fields.
Packing: 200kg metal drum, IBC, ISO-TANK. |
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