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TUNGSTEN BORIDE Structure

TUNGSTEN BORIDE

Chemical Properties

Melting point 2665°C
Density  15.200
solubility  insoluble in H2O
form  Powder
color  black refractory powder
Resistivity 4.1 (ρ/μΩ.cm)
Water Solubility  Soluble in water
Crystal Structure Tetragonal
Exposure limits ACGIH: TWA 3 mg/m3
NIOSH: TWA 5 mg/m3; STEL 10 mg/m3
CAS DataBase Reference 12007-09-9(CAS DataBase Reference)
EPA Substance Registry System Tungsten boride (WB) (12007-09-9)

Safety Information

Safety Statements  22-24/25
WGK Germany  3
10
TSCA  Yes

MSDS

Usage And Synthesis

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