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Rare Earth OxidesPurissAvailable on request

Yttrium oxide, 99.999%

Synonyms: Yttria · Yttrium(III) oxide · diyttrium trioxide · yttrium sesquioxide

CAS No.1314-36-9
FormulaO3Y2
Mol. weight225.81
Catalogue No.VQ-015556
Purity99.999%
HSN28469090

Yttrium oxide (CAS 1314-36-9) – rare earth oxide, Puriss grade, 99.999%. O3Y2, MW 225.81. Buy from Vaqora Chemicals with COA and worldwide shipping.

Pack sizesPrice on quotation · bulk available
25 g
100 g
1 kg
Bulk / custom pack · kg to MT
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About Yttrium oxide, 99.999%

Yttrium oxide is a rare earth oxide in Puriss grade carrying the CAS registry number 1314-36-9 at a purity of 99.999%. The compound has the formula O3Y2, corresponding to a molecular weight of 225.81 g/mol. Its systematic (IUPAC) name is tris(oxygen(2-)). Bis(yttrium(3+)). Common synonyms include Yttria and Yttrium(III) oxide.

It is supplied as a white powder. Key physical data: a density of 5.01 g/mL at 25 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Key uses span phosphors and glass, catalysts, magnets and ceramics and organic synthesis. Our customers for this product work in academic and industrial research, electronics and semiconductors and metallurgy and mining.

We offer Yttrium oxide in 25 g, 100 g and 1 kg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

  • Phosphors & glass
  • Catalysts
  • Magnets & ceramics
  • Organic synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product nameYttrium oxide, 99.999%
Catalogue No.VQ-015556
CAS Number1314-36-9
IUPAC nametris(oxygen(2-));bis(yttrium(3+))
Molecular formulaO3Y2
Molecular weight225.81 g/mol
Exact mass225.7964
GradePuriss
Purity / assay99.999%
HSN code28469090
InChIKeyRUDFQVOCFDJEEF-UHFFFAOYSA-N
SMILES[O-2].[O-2].[O-2].[Y+3].[Y+3]
PubChem CID159374
Physical properties
Physical formPowder
AppearanceWhite powder
Density5.01 g/mL at 25 °C
H-bond donors / acceptors0 / 3
TPSA3 Ų
SynonymsYttria, Yttrium(III) oxide, diyttrium trioxide, yttrium sesquioxide, Yttrium trioxide, Yttrium(3+) oxide, YO 3-245, Yttrium Oxydatum, Yttrium oxide (Y2O3), Yttrium oxide europium-doped

Safety & hazard information (GHS)

GHS07 Harmful / irritant
Harmful / irritant

Signal word: Warning

Hazard statements

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

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

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Other grades of CAS 1314-36-9

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Frequently asked questions

What is the CAS number of Yttrium oxide, 99.999%?

The CAS Registry Number of Yttrium oxide, 99.999% is 1314-36-9. It is also known as Yttria, Yttrium(III) oxide, diyttrium trioxide.

What is the molecular formula and molecular weight of Yttrium oxide, 99.999%?

Yttrium oxide, 99.999% has the molecular formula O3Y2 and a molecular weight of 225.81 g/mol.

Which grade and pack sizes of Yttrium oxide, 99.999% can I order?

We supply Yttrium oxide, 99.999% in Puriss (99.999%) grade, in 25 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Yttrium oxide, 99.999%?

Yes. Every lot of Yttrium oxide, 99.999% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Yttrium oxide, 99.999% be shipped internationally?

Yes. Yttrium oxide, 99.999% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

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Why buyers choose Vaqora

  • Batch-traceable lots with COA
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  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
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