COBALT(II) SELENIDE Structure

COBALT(II) SELENIDE

Chemical Properties

Melting point 1055°C
Density  7.65 g/mL at 25 °C(lit.)
solubility  Soluble in HNO{3}, aqua regia
form  pieces
color  yellow hexagonal, hexane crystals, crystalline
Water Solubility  soluble HNO3, aqua regia; insoluble alkali [KIR79]
Exposure limits ACGIH: TWA 0.2 mg/m3; TWA 0.02 mg/m3
NIOSH: IDLH 1 mg/m3; TWA 0.2 mg/m3
CAS DataBase Reference 1307-99-9
EPA Substance Registry System Cobalt selenide (CoSe) (1307-99-9)

Safety

Symbol(GHS) Skull and Crossbones (GHS06)Health Hazard (GHS08)Environment (GHS09)
Hazard statements H301-H331-H373-H400-H410
Precautionary statements P260-P301+P310a-P304+P340-P311a-P405-P501a
Hazard Codes  T,N
Risk Statements  23/25-33-50/53
Safety Statements  20/21-28-45-60-61
RIDADR  UN 3283 6.1/PG 3
WGK Germany  3
TSCA  TSCA listed
HazardClass  6.1
PackingGroup  III
NFPA 704:
0
3 0

COBALT(II) SELENIDE Chemical Properties,Usage,Production

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