Melting point :>350 °C (lit.)
Density :3.1[at 20℃]
vapor pressure :0.133Pa at 20℃
storage temp. :Store at RT.
solubility :Water (Slightly)
form :powder
color :white
Odor :Odorless
Water Solubility :950 g/L (20 ºC)
Sensitive :Hygroscopic
Merck :14,8673
Exposure limits :ACGIH: TWA 0.2 mg/m3
NIOSH: IDLH 1 mg/m3; TWA 0.2 mg/m3 InChIKey :BVTBRVFYZUCAKH-UHFFFAOYSA-L
CAS DataBase Reference :10102-18-8(CAS DataBase Reference)
EPA Substance Registry System :Disodium selenite (10102-18-8)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H411 Toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 2
Precautionary statements:	P260 Do not breathe dust/fume/gas/mist/vapours/spray. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. 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.