Zirconium(IV) oxide-yttria stabilized
Zirconium(IV) oxide-yttria stabilized (CAS: 114168-16-0, Formula: ZrO2 · Y2O3) is a high-performance ceramic material. This stabilized zirconia, typically containing 8 mol% yttria, exhibits excellent thermal and chemical stability. Its primary application is as an electrolyte material in solid oxide fuel cells (SOFCs), where its ionic conductivity at elevated temperatures is crucial for energy conversion. It is also used in various materials science and microelectronics applications.
- IUPAC
- 8YSZ,YSZ8,YSZ,Yttria stabilized zirconia,Yttrium stabilized zirconium oxide

Solid Oxide Fuel Cell (SOFC) Electrolytes
Yttria-stabilized zirconia (YSZ) serves as a key electrolyte material in SOFCs due to its high oxygen ion conductivity at operating temperatures. This facilitates efficient electrochemical energy conversion.
Materials Science Applications
This advanced ceramic finds use in demanding materials science contexts requiring high temperature resistance, chemical inertness, and specific mechanical properties. Its applications span thermal barrier coatings and high-strength structural components.
Micro/Nanoelectronics
The unique dielectric and structural properties of YSZ make it suitable for thin-film applications in microelectronics. It can be employed in gate dielectrics or as a protective layer in various electronic devices.
Physical Vapor Deposition (PVD) Precursors
As a sputtering target or vapor deposition precursor, Zirconium(IV) oxide-yttria stabilized is used to deposit thin films with precise compositions and properties, essential for advanced technological applications.
| Molecular weight | 349.03 |
|---|---|
| Linear formula | ZrO2 · Y2O3 |
| Assay | 99.9% trace metals basis |
| Contains / stabiliser | 8 mol % yttria as stabilizer |
| Application | Electrolyte material for solid oxide fuel cells (SOFC). |
| Melting point | >2,600 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Zirconium(IV) oxide-yttria stabilized primarily used for?
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Zirconium(IV) oxide-yttria stabilized is predominantly used as an electrolyte material for solid oxide fuel cells (SOFCs) and in various materials science and microelectronics applications.
What is the CAS number and chemical formula for Zirconium(IV) oxide-yttria stabilized?
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The CAS number is 114168-16-0, and the chemical formula is ZrO2 · Y2O3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Zirconium(IV) oxide-yttria stabilized with an assay of 99.9% trace metals basis, containing 8 mol% yttria as a stabilizer. This product is not represented as USP, BP, EP, or any other pharmacopoeia grade.
What are the main hazards associated with handling this chemical?
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This compound is classified as a Warning. It may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment, including gloves, eye protection, and respiratory protection if dust is generated, should be used. Handle in a well-ventilated area.
How is this chemical typically supplied and exported?
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Tech Serve Solutions, as a specialist global supplier and exporter, packages this chemical securely for safe transport. It is available for international shipment, adhering to all relevant regulations.
How can I request a quote or a sample?
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To request a quote or a sample of Zirconium(IV) oxide-yttria stabilized, please contact our sales team through the website or by phone, providing your specific requirements and shipping details.
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