Skip to Content
Merck
CN

550086

Tungsten(VI) oxide

nanopowder, <100 nm particle size (TEM)

Synonym(s):

Tungsten oxide, Tungsten trioxide, Tungstic oxide, Tungstic anhydride

Sign In to View Organizational & Contract Pricing

Select a Size

About This Item

Linear Formula:
WO3
CAS Number:
1314-35-8
Molecular Weight:
231.84
EC Number:
215-231-4
MDL number:
MFCD00011466
UNSPSC Code:
12352302
PubChem Substance ID:
24879090
NACRES:
NA.23

Key Documents

View All Documentation
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist

form

nanopowder

Quality Level

100

particle size

<100 nm (TEM)

density

7.16 g/mL at 25 °C (lit.)

SMILES string

O=[W](=O)=O

InChI

1S/3O.W

InChI key

ZNOKGRXACCSDPY-UHFFFAOYSA-N

Looking for similar products? Visit Product Comparison Guide

Related Categories

General description

Tungsten oxide (WO3) nanopowder is a metallic powder that can be prepared by the calcination of ammonium paratungstate (APT) in the temperature range of 560°C and 850°C. It can be produced by a variety of techniques, such as electrodeposition, sputtering, milling, and chemical processes.

Application

WO3 can be used for a variety of applications, such as electronics, optics, gas sensors and elecctrochromism.

Storage Class Code

11 - Combustible Solids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number
MKCZ5160
MKCX6223
MKCX0223
0000246212
MKCS9702

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Search for a COA

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Electrochromic tungsten oxide films: review of progress 1993-1998
Granqvist CG
Solar Energy Materials and Solar Cells, 60(3), 201-262 (2000)
?Writing-Reading-Erasing? on tungsten oxide films using the scanning electrochemical microscope
Turyan I, et al.
Advanced Materials, 12(5), 330-333 (2000)
Structural Properties of Pure and Nickel-Modified Nanocrystalline Tungsten Trioxide.
Fujioka Y, et al.
The Journal of Physical Chemistry C, 116(32), 17029-17039 (2012)
Structure and electronic properties of solid acids based on tungsten oxide nanostructures
Barton DG, et al.
The Journal of Physical Chemistry B, 103(4), 630-640 (1999)
Chemical vapor synthesis (CVS) of tungsten nanopowder in a thermal plasma reactor
Ryu T, et al.
International Journal of Refractory Metals & Hard Materials, 27(1), 149-154 (2009)
View All Related Papers

Articles

Molybdenum Disulfide: Hydrogen Evolution

Catalytic water splitting produces hydrogen crucial for renewable energy, petroleum refining, and chemical industry applications like methanol production.

Related Content

Advanced Applications of Engineered Nanomaterials

This thematic issue focuses on the emerging applications of nanomaterials. Nanomaterials are defined as substances with at least one dimension smaller than 100 nm.

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service