Praseodymium(III,IV) oxide
Praseodymium(III,IV) oxide (CAS: 12037-29-5), also known as Pr6O11, is a high-purity nanopowder with a molecular weight of 1021.44 g/mol. This versatile rare earth oxide is primarily utilised in advanced materials science, catalysis, and chemical synthesis due to its unique electronic and optical properties. It serves as a crucial component in various industrial and research applications requiring precise material compositions.
- Synonyms
- Pr6O11

Catalysis
Praseodymium(III,IV) oxide acts as a catalyst in various chemical reactions, particularly in oxidation processes and the synthesis of advanced materials. Its unique mixed-valence state offers specific catalytic activity.
Materials Science
This oxide is employed in the development of specialised ceramics, pigments, and optical materials. Its properties are valuable for applications requiring specific colouration or UV absorption characteristics.
Chemical Synthesis
As a precursor or reagent, Pr6O11 is used in the synthesis of other praseodymium-containing compounds and complex inorganic structures. It is integral to research in inorganic and materials chemistry.
Nanomaterial Development
The nanopowder form allows for applications in nanotechnology, enabling the creation of novel nanomaterials with enhanced properties for electronics and energy storage.
| Molecular weight | 1021.44 |
|---|---|
| Linear formula | Pr6O11 |
| Assay | 99.9% trace metals basis |
| Form | nanopowder |
| Density | 6.5 g/mL at 25 °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
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
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 Praseodymium(III,IV) oxide used for?
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Praseodymium(III,IV) oxide (Pr6O11) is used in catalysis, materials science for specialised ceramics and pigments, chemical synthesis of praseodymium compounds, and in the development of nanomaterials.
What are the CAS number and formula for Praseodymium(III,IV) oxide?
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The CAS number for Praseodymium(III,IV) oxide is 12037-29-5 and its linear formula is Pr6O11.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Praseodymium(III,IV) oxide with an assay of 99.9% trace metals basis in a nanopowder form. TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Praseodymium(III,IV) oxide be handled safely?
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Handle Praseodymium(III,IV) oxide with appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eye shields, and gloves. Ensure adequate ventilation to avoid inhalation of dust, as it can cause respiratory irritation (H335).
Is Praseodymium(III,IV) oxide a hazardous substance?
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Yes, Praseodymium(III,IV) oxide is classified as a warning substance. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335).
How is Praseodymium(III,IV) oxide packed and shipped?
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Praseodymium(III,IV) oxide is carefully packed to ensure safe transit and is available for global export by Tech Serve Solutions.
How can I request a quote or sample for Praseodymium(III,IV) oxide?
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To request a quote or sample for Praseodymium(III,IV) oxide, please contact our sales department through the TSS website or directly via email.
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