Melting point :70-80 °C (dec.)(lit.)
solubility :reacts with H2O; soluble in CS2, chloroform
form :crystal
color :reddish black
Water Solubility :Decomposes in water. Soluble in carbon disulfide, chloroform, ethyl bromide
Sensitive :Moisture Sensitive
Merck :14,8437
Exposure limits :ACGIH: TWA 0.2 mg/m3
NIOSH: IDLH 1 mg/m3; TWA 0.2 mg/m3 CAS DataBase Reference :7789-65-3(CAS DataBase Reference)
EPA Substance Registry System :Selenium bromide (SeBr4), (T-4)- (7789-65-3)

Symbol(GHS):
Signal word:
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H301 Toxic if swalloed Acute toxicity,oral Category 3 Danger P264, P270, P301+P310, P321, P330,P405, P501 H331 Toxic if inhaled Acute toxicity,inhalation Category 3 Danger P261, P271, P304+P340, P311, P321,P403+P233, P405, P501 H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, P501 H400 Very toxic to aquatic life Hazardous to the aquatic environment, acute hazard Category 1 Warning P273, P391, P501 H410 Very toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 1 Warning P273, P391, P501
Precautionary statements:	P260 Do not breathe dust/fume/gas/mist/vapours/spray. P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P405 Store locked up.