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Tungsten Trioxide

Tungsten Trioxide / CAS : 1314-35-8

Appearance Light yellow powder. Insoluble in water and General inorganic acids, soluble in hot lye, slightly soluble in hydrofluoric acid. UN 0.0
HS 28259012 DG Class 0.0
Synonyms D-Glucose,3-Methanesulfonate; 3-O-Mesyl-D-Glucose; O3-Mesyl-D-Glucose; Tungstic Anhydride; O3W,Tetragonal; Tungsten(Vi) Oxide; Tungsten(Vi)Oxide; Tungstenoxide,Powder
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Properties

Summary

Formula
O3W
Molecular Mass
231.83800
Exact Mass
231.93600
PSA
51.21000
Logp
-0.35640
IUPAC
trioxotungsten
SMILES
O=[W](=O)=O

Attribute classification

Matter Classification
organic
Category
Inorganic Chemicals > Oxides And Peroxides
Surfactants, Catalysts > Metal Catalyst

Chemical and Physical Properties

Melting Point
1470-1475 °C
Density
7.16 g/mL at 25 °C(lit.)
Boiling Point
1837°C (estimate)
Appearance
Light yellow powder. Insoluble in water and General inorganic acids, soluble in hot lye, slightly soluble in hydrofluoric acid.

Export information

HS Code
28259012
Export Rebate
0%
UN No.
0.0
DG-Class
0.0
Risk Code
22-36/37/38
Safety Label
Xn

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