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EC number: 215-231-4
CAS number: 1314-35-8
Tungsten trioxide is a solid yellowish powder with a melting and boiling
point of 1472 and 1837°C, respectively; and a relative density between
7.16 -7.3 g/cm³. Tungsten metal has a low water solubility of 62 mg W/L
(at a loading of 100 mg/L and pH of 8.5) as determined by the
transformation/dissolution study, and a particle size distribution (D50=
28.32 µm) in the micro-sized range.
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