Chemical formula

CH2F2

Molecular weight

g/mol

52.02

Freezing point

℃

-136

Boiling point

℃

-51.7

Specific gravity (25℃ liquid)

g/cm³

0.958

Vapor pressure (25℃)

MPa

1.689

Critical temperature

℃

78.10

Critical pressure

MPa

5.808

Critical density

g/cm³

0.424

Water solubility (25℃)

W%

0.44

ODP

0

GWP

0.11

Appearance

Colorless , not turbid

Odor

No strange stench

Purity % ≥

99.8

Moisture % ≤

0.001

Acidity (as HCl) % ≤

0.00001

Evaporation residue % ≤

0.01

Chlorides (Cl-) test % ≤

0.0003

No condensable gas (V/V) % ≤

1.5