| Description |
 |
Perfluorobutane is a fully fluorinated, colourless, odourless
gas |
| Cas No: |
|
355-25-9 |
| Synonyms : |
|
Decafluorobutane |
| Applications: |
|
Contrast Imaging Agent |
| |
|
|
| (Not for Specification Purposes) |
| Formula |
C4F10 |
| Molecular Weight |
238.03 |
| Boiling Point |
-2oC |
| Freezing Point |
-128.2oC |
| Vapour Pressure @ 21.1oC |
42 psia (2.9 bar) |
| Critical Density |
630 kg/m3 |
| Critical Temperature |
113.2oC |
| Critical Pressure |
337 psia (23.23 bar) |
| Critical Volume |
.000159 m3/kg |
| Critical Compressability Factor |
0.273 |
| Density Sat Liquid, 25oC |
1.517 g/ml |
| Density, Gas, 1 ATM, 25oC |
9.935 kg/m3 |
| Specific Volume, 1 ATM, 20oC |
-101 m3/kg |
| Specific Heat, Liquid, 25oC |
1045 J/kg – oC |
| Specific Heat, Vapour, 1 ATM, 25oC |
805 J/kg –oC |
| Heat of Vapouisation at b.p |
96.3 J/g |
| Thermal Conductivity, Liquid, 25oC |
0.053 W/m –oC |
| Viscosity, Liquid, 25oC |
6.42 x 10-4 Poiseuille |
| Relative Dielectric Strength, 1 ATM,
25oC (N2=1.0) |
5.25 |
| Solubility of water in Perfluorobutane,
25oC |
0.001% bt wt |
| |
|
|
Perfluorobutane, is essentially chemically inert and over the years has proven
to be very low in toxicity. Acute toxicity of Perfluorobutane is greater than
800,000 ppm (LC50 Rats; 4 hours).
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