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Refractory & Heavy Metal Compounds (Mo, W, V, Ti, Zr, Cd, Hg)

Tungsten(VI) oxide, 2-3 μm, 99.5%

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Tungsten(VI) oxide, 2-3 μm, 99.5% (CAS 1314-35-8) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes
Tungsten(VI) oxide, 2-3 μm, 99.5% chemical structure
CAS number1314-35-8
FormulaO3W
Molar mass231.84 g/mol
Physical formPowder
HS code28259090
Purity99.5%
InChIKeyZNOKGRXACCSDPY-UHFFFAOYSA-N
IUPAC nametrioxotungsten

About Tungsten(VI) oxide, 2-3 μm, 99.5%

Tungsten(VI) oxide, 2-3 μm, 99.5% sits in our refractory & Heavy Metal Compounds (Mo, W, V, Ti, Zr, Cd, Hg) section and ships worldwide from stock or short lead time. Identity at a glance (99.5%): CAS 1314-35-8, formula O3W and molar mass 231.84 g/mol. Typical appearance is yellow to yellowish green powder.

Where it is used

  • Materials research
  • Chemical synthesis

Handling and storage

Classified under GHS with signal word Warning and hazard statements H302, H315, H319 and H335. Read the SDS before first use.

Available as 100 g, 250 g and 5 kg. Larger or split packs can be arranged. Every shipment includes a batch certificate of analysis and a 16-section SDS. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Typical uses

  • Materials research
  • Chemical synthesis

Applications

Research Labs and Universities

Specifications and identifiers

Specifications of Tungsten(VI) oxide, 2-3 μm, 99.5%
Product nameTungsten(VI) oxide, 2-3 μm, 99.5%
Catalogue numberZX-014082
CAS number1314-35-8
IUPAC nametrioxotungsten
Molecular formulaO3W
Molar mass231.84 g/mol
Exact mass231.9357
Purity / assay99.5%
Physical formPowder
AppearanceYellow to yellowish green powder
H-bond donors / acceptors0 / 3
Topological polar surface area51.2 Ų
HS code28259090
InChIKeyZNOKGRXACCSDPY-UHFFFAOYSA-N
SMILESO=[W](=O)=O
PubChem CID14811
SynonymsTungstic anhydride,Tungsten oxide, Tungsten oxide (WO3), Tungstic anhydride, Tungstic oxide, Tungsten Blue, Tungstic acid anhydride, Wolframic acid, anhydride, tungsten(6+) oxide, tungsten(vi) trioxide, WO3, Tungsten (VI) oxide, Tris(oxido)tungsten

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Tungsten(VI) oxide, 2-3 μm, 99.5%
100 gQuoted on request
250 gQuoted on request
5 kgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Tungsten(VI) oxide, 2-3 μm, 99.5%

Which CAS number identifies Tungsten(VI) oxide, 2-3 μm, 99.5%?
Tungsten(VI) oxide, 2-3 μm, 99.5% is registered under CAS 1314-35-8. You may also see it listed as Tungstic anhydride,Tungsten oxide, Tungsten oxide (WO3), Tungstic anhydride. Our catalogue number for this item is ZX-014082.
What are the formula and molar mass of Tungsten(VI) oxide, 2-3 μm, 99.5%?
For Tungsten(VI) oxide, 2-3 μm, 99.5%, its formula is O3W and its molar mass is 231.84 g/mol. The systematic (IUPAC) name is trioxotungsten. InChIKey ZNOKGRXACCSDPY-UHFFFAOYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Tungsten(VI) oxide, 2-3 μm, 99.5%?
This listing is 99.5% purity. Standard packs are 100 g, 250 g, 5 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Tungsten(VI) oxide, 2-3 μm, 99.5%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Tungsten(VI) oxide, 2-3 μm, 99.5% to my country?
Yes. Because Tungsten(VI) oxide, 2-3 μm, 99.5% is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

Other grades with CAS 1314-35-8

All 11 grades

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