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Taizhou Nanstar Tungsten Products Factory
Taizhou Nanstar Tungsten Products Factory
16 YRS
Jiangsu, China
Main Products:
Sodium Tungstate Dihydrate / Sodium Tungstate / Tungstic Acid / Ammonium Paratungstate / Sodium Molybdate / Ammonium Molybdate / Ammonium Molybdate / Ammonium Dimolybdate / Ammonium Heptamolybdate / Tungsten Trioxide / Molybdenum iron / Barium Tetraoxomolybdate
Jiangsu, China
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Tungsten Trioxide / CAS 1314-35-8
OVERVIEW
Uses
Packaging
25 KG/Fibre Drum
Lead Time
14-30 days
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DESCRIPTION
Tungsten Trioxide
Product name: | Tungsten Trioxide |
CAS no.: | 1314-35-8 |
Molecular formula: | WO3 |
Molecular weight: | 231.838 |
Structural formula: |
|
Uses: | Used as raw material for making tungsten |
Typical Properties
Summary
Used as raw material for making tungsten metal. Used for making hard alloy, tungsten wire, powder metallurgy, X-ray screen and fireproof fabric. It can also be used as colorant and analytical reagent of ceramic ware.
CAS No.
1314-35-8
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
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%
Export Formalities
4,x,y
UN No.
0.0
DG-Class
0.0
Risk Code
22-36/37/38
Safety Label
Xn
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