It is a non-flammable, non-corrosive halomethane man-made refrigerant. It is also known as R-13, CFC-13, and Freon 13.
CAS no: 75-72-9
Properties
Generic Properties
| Property | Value | Unit |
|---|---|---|
| Chemical Formula | CClF3 | - |
| Molecular Weight | 104.459 | - |
| Heat of Combustion | -2974.4 | kJ/kg |
| Boiling Point | 191.74 | K |
| Freezing Point | 92.15 | K |
Critical Properties
| Property | Value | Unit |
|---|---|---|
| Critical Temperature | 301.96 | K |
| Critical Pressure | 39.46 | bar |
| Critical Volume | 180.3 | cm3/mol |
| Critical Density | 0.5794 | g/cm3 |
| Critical Z | 0.283 | - |
| Accentric Factor | 0.18 | - |
Temperature Dependent Properties
Specific Heat
The specific heat at constant pressure can be calculated with the formula:
| Constant | Gas | Liquid |
|---|---|---|
| A | 13.762 | 62.095 |
| B | 0.24951 | 0.30584 |
| C | -0.00028194 | -0.0015254 |
| D | 1.496E-07 | 4.8525E-06 |
| E | -3.045E-11 | - |
| T min(K) | 100 | 102 |
| T max(K) | 1500 | 247 |
Heat of Formation
The heat of formation can be calculated with the formula:
| Constant | Value |
|---|---|
| A | -703.43 |
| B | -0.0043024 |
| C | 5.7724E-06 |
| T min(K) | 298.15 |
| T max (K) | 1000 |
Viscosity
The viscosity can be calculated with the formula:
For liquid
For Gas
| Constant | Gas | Liquid |
|---|---|---|
| A | 21.229 | -15.228 |
| B | 0.393 | 1139.6 |
| C | 0.000065918 | 0.0667 |
| D | - | -0.00010913 |
| T min(K) | 230 | 170 |
| T max(K) | 500 | 302 |
Heat of Vaporization
The heat of vaporization can be calculated with the formula:
| Constant | Value |
|---|---|
| A | 18.614 |
| n | 0.175 |
| T min(K) | 92.15 |
| T max(K) | 301.96 |
Thermal Conductivity
The thermal conductivity can be calculated with the formula:
| Constant | Gas | Liquid |
|---|---|---|
| A | -0.00381 | 0.1649 |
| B | 0.000048679 | -0.0001869 |
| C | 1.7208E-08 | -7.3631E-07 |
| T min(K) | 192 | 92 |
| T max(K) | 600 | 287 |
Liquid Density
The Liquid Density can be calculated with the Equation:
| Constant | Value |
|---|---|
| A | 0.5875 |
| B | 0.279 |
| n | 0.2907 |
| T min(K) | 92.15 |
| T max(K) | 301.96 |
Saturation Pressure
The Saturation Pressure can be calculated with the Antoine Equation:
| Constant | Value |
|---|---|
| A | 7.05316 |
| B | 746.56 |
| C | 260.34 |
| T min(C) | -181 |
| T max(C) | 28.81 |
Diffusion Coefficient at Infinite Dilution in Water
The Diffusion Coefficient at Infinite Dilution in Water can be calculation:
| Constant | Value |
|---|---|
| A | -1.3992 |
| B | -1046.468 |
| T Min(K) | 274 |
| T Max(K) | 394 |
Diffusion Coefficient in Air
The Diffusion Coefficient in Air can be calculated with the Equation:
| Constant | Value |
|---|---|
| A | -0.0456 |
| B | 0.00035308 |
| C | 6.6496E-07 |
| T min(K) | 200 |
| T max(K) | 1000 |