Melting point :1 °C
Boiling point :244 °C
Density :2.967 g/mL at 25 °C(lit.)
vapor density :11.9 (vs air)
vapor pressure :0.1 mm Hg ( 20 °C)
refractive index :n20/D 1.637(lit.)
Flash point :118-120°C/15mm
storage temp. :Store at +15°C to +25°C.
solubility :alcohol: miscible
form :Liquid
color :Clear
Water Solubility :0.63 g/L (20 ºC)
Merck :14,9185
BRN :1098321
Henry's Law Constant :6.40 at 20 °C (approximate - calculated from water solubility and vapor pressure)
Exposure limits :NIOSH REL: IDLH 8 ppm; OSHA PEL: 1 ppm (14 mg/m³).
Dielectric constant :5.6（Ambient）
Stability :Stable. Incompatible with strong oxidizing agents, aluminium, magnesium, alkali metals.
CAS DataBase Reference :79-27-6(CAS DataBase Reference)
NIST Chemistry Reference :1,1,2,2-Tetrabromoethane(79-27-6)
EPA Substance Registry System :1,1,2,2-Tetrabromoethane (79-27-6)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H330 Fatal if inhaled Acute toxicity,inhalation Category 1, 2 Danger P260, P271, P284, P304+P340, P310,P320, P403+P233, P405, P501 H412 Harmful to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 3 P273, P501
Precautionary statements:	P273 Avoid release to the environment. P302+P352 IF ON SKIN: wash with plenty of soap and water. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.