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 |