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Tungsten carbide Structure

Tungsten carbide

Chemical Properties

Melting point 2870°C
Boiling point 6000°C
Density  15,63 g/cm3
solubility  insoluble in H2O; soluble in HNO3/HF
form  powder
color  Gray
Specific Gravity 15.63
Resistivity 19.2 (ρ/μΩ.cm)
Water Solubility  Soluble in nitric acid and hydrofluroic acid. Insoluble in water.
Crystal Structure Hexagonal
Merck  14,9815
Exposure limits ACGIH: TWA 3 mg/m3
NIOSH: TWA 5 mg/m3; STEL 10 mg/m3
IARC 2A (Vol. 86) 2006
EPA Substance Registry System Tungsten monocarbide (12070-12-1)

Safety Information

Hazard Codes  T
Risk Statements  23
Safety Statements  22-24/25
RIDADR  UN3178
OEB D
OEL TWA: 0.015 mg/m3
WGK Germany  -
RTECS  YO7250000
TSCA  Yes
HazardClass  4.1
PackingGroup  III
HS Code  28499020

MSDS

Usage And Synthesis

Preparation Products And Raw materials

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