Melting point :9 °C
Boiling point :180 °C(lit.)
Density :2.43 g/mL at 25 °C(lit.)
refractive index :1.651
Flash point :176.4°C
solubility :Miscible with chloroform, carbon disulphide and benzene.
form :Liquid
color :Yellow
Specific Gravity :2.42
Water Solubility :decomposed in H2O to HCl, selenious acid; miscible with CCl4, CHCl3, CS2, benzene, toluene [MER06]
Sensitive :Moisture Sensitive
Merck :14,8435
Exposure limits :ACGIH: TWA 0.2 mg/m3
NIOSH: IDLH 1 mg/m3; TWA 0.2 mg/m3 Dielectric constant :46.0
Stability :Stable, but reacts with water and moisture. Incompatible with water, potassium, phosphorus.
CAS DataBase Reference :7791-23-3(CAS DataBase Reference)
EPA Substance Registry System :Selenium oxychloride (7791-23-3)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H373 May cause damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 2 Warning P260, P314, 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. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P273 Avoid release to the environment. P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. P314 Get medical advice/attention if you feel unwell.