Physical properties

Chinese name: 三氟甲烷

Chinese alias:氟仿;氟里昂-23;HFC-23灭火剂

English name: Trifluoromethane

English alias: Carbon Trifluoride; fluoroform; 

 freon 23;  Halocarbon 23;  R-23;

CAS no. : 75-46-7

EINECS no. : 200-872-4

Molecular formula: CHF3

Molecular Weight: 70.0138

Appearance and Properties: Colorless and odorless gas.

Melting point (℃) : -155

Relative density (water =1) : 1.52(-80℃)

Boiling point (℃) : -84

Relative vapor density (air =1) : 2.43

Saturated vapor pressure (kPa) : 2504(20℃)

Critical temperature (℃) : 25.7

Critical pressure (MPa) : 4.84

Solubility: soluble in water.

Trifluoromethane（R23）

Trifluoromethane, also known as trifluoromethane, is a colorless, tasteless, non-conductive gas that is an ideal halogenated substitute.