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12034-77-4

Name NIOBIUM SELENIDE
CAS 12034-77-4
EINECS(EC#) 234-811-8
Molecular Formula NbSe2
MDL Number MFCD00016228
Molecular Weight 250.83
MOL File 12034-77-4.mol
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Chemical Properties

Appearance Gray-black solid. Has higher electrical conductivity than graphite.
Melting point  >1316℃ [HAW93]
density  6.300
form  Powder
color  gray hexagonal, hexane crystals, crystalline
Water Solubility  Insoluble in water.
Exposure limits ACGIH: TWA 0.2 mg/m3
NIOSH: IDLH 1 mg/m3; TWA 0.2 mg/m3
Uses
Lubricant and conductor at high temperatures and high vacuum.
CAS DataBase Reference 12034-77-4(CAS DataBase Reference)
EPA Substance Registry System Niobium selenide (NbSe2) (12034-77-4)

Safety Data

Hazard Codes  T,N
Risk Statements 
Safety Statements 
RIDADR  UN3283
RTECS  QU0420000
TSCA  Yes
HazardClass  6.1
PackingGroup  III

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