Carbon tetrafluoride, also known as tetrafluoromethane, Freon 14,
Molecular formula CF4. CAS number 75-73-0
Characteristics
At room temperature, carbon tetrafluoride is a colourless, odorless
compressed gas. It has high stability, and is inflammable. At 900°C, it has no reaction with copper, nickel, tungsten, or molybdenum. It does not react with water.
Physical Appearance
Melting point 183.6°C
The boiling point - 128.1°C
Liquid density (- 130 ° c) 1.613 g/cm3,
The critical temperature - 45.67°C
The critical pressure 3.73 MPa,
Critical density3 7.1 mol,
Shandong Ruihua product quality indicators:
CF4 product quality indicators
carbon tetrafluoride purity,%(V/V)≥
Nitrogen contents,10-6(V/V)<
oxygen(argon)contents,10-6 (V/V)<
carbon dioxide,10-6 (V/V)<
carbon monoxide,10-6 (V/V)<
sulfur hexafluoride,10-6 (V/V)<
Moisture contents,10-6 (V/V)<
acidity(caculated by HF)contents,10-6 (V/V)<
Other halocarbon compoundcontents,10-6 (V/V)<
Sum impurity content(volume fraction)/l0-6≤
supply and requisitioning parties agree
supply and requisitioning parties agree
supply and requisitioning parties agree
Other halocarbon contain:ifluoromethane,fluoroform,Hexafluoroethane etc
Packing: seamless steel gas cylinders,