Yttrium iron oxide
Yttrium iron oxide (CAS: 12063-56-8), with the molecular formula Y3Fe5O12, is a synthetic nanopowder. This material, often referred to as yttrium iron garnet (YIG), possesses notable magnetic and optical properties. It finds primary application in advanced materials science, particularly in the development of magnetic devices and as a component in specialised ceramics. TSS supplies this compound at a high purity for research and industrial applications.
- IUPAC
- Iron yttrium oxide,YIG,Yttrium ferrite garnet,Yttrium iron garnet
- Synonyms
- Iron yttrium oxideYIGYttrium ferrite garnetYttrium iron garnet

Magnetic Materials
Yttrium iron oxide, commonly known as Yttrium Iron Garnet (YIG), is a key material in the development of microwave devices and magnetic recording media due to its excellent magnetic properties.
Specialised Ceramics
As a ferrite material, YIG is utilised in the fabrication of advanced ceramic components where specific magnetic and dielectric characteristics are required.
Optical Applications
The unique optical properties of YIG make it suitable for certain applications in laser technology and magneto-optical devices.
Nanomaterial Research
The nanopowder form allows for its investigation and application in nanotechnology, offering high surface area and unique quantum effects for advanced research.
| Molecular weight | 737.94 |
|---|---|
| Linear formula | Y3Fe5O12 |
| Assay | 99.9% trace metals basis |
| Form | nanopowder |
| Density | 5.11 g/mL at 25 °C(lit.) |
| Particle size | <100 nm (BET) |
| Application | Magnetic garnet with interesting optical and magnetic properties.1 |

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
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36/37 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Surface Area | 20-40 m2/g |
|---|
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 Yttrium iron oxide used for?
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Yttrium iron oxide (CAS: 12063-56-8) is used in magnetic materials, specialised ceramics, optical applications, and nanomaterial research.
What is the CAS number and formula for Yttrium iron oxide?
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The CAS number is 12063-56-8, and the chemical formula is Y3Fe5O12.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Yttrium iron oxide with a purity of 99.9% trace metals basis, in nanopowder form. This is a technical/research grade material and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety considerations when handling Yttrium iron oxide?
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Yttrium iron oxide is classified as a Warning. It can cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Always use appropriate personal protective equipment, including a dust mask type N95, eyeshields, and gloves, in a well-ventilated area or fume hood. Avoid breathing dust.
Is Yttrium iron oxide available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Yttrium iron oxide.
How can I request a quote or sample for Yttrium iron oxide?
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To request a quote or sample of Yttrium iron oxide, please contact our sales team through the website or by phone.
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