Ytterbium(III) nitrate pentahydrate
Ytterbium(III) nitrate pentahydrate (CAS: 35725-34-9), with the formula Yb(NO3)3 · 5H2O and a molecular weight of 449.13 g/mol, is a rare earth metal salt supplied by TSS as high-purity crystals and lumps. This compound serves as a precursor in various chemical synthesis applications and finds use in catalysis and materials science research, contributing to the development of advanced materials and chemical processes.

Catalysis
As a source of ytterbium, this nitrate salt can be employed as a catalyst or catalyst precursor in organic synthesis and materials science, potentially influencing reaction pathways and product selectivity.
Materials Science
It acts as a precursor for the synthesis of ytterbium-containing materials, such as ceramics, phosphors, and specialty glasses, due to the unique luminescent and magnetic properties of ytterbium.
Chemical Synthesis
This compound is utilised in inorganic and organometallic synthesis to introduce the Yb(III) ion into various chemical structures, enabling the creation of novel compounds with specific functionalities.
Research and Development
It serves as a valuable reagent in academic and industrial research laboratories for exploring new chemical reactions, developing advanced materials, and investigating the properties of rare earth elements.
| Molecular weight | 449.13 |
|---|---|
| Linear formula | Yb(NO3)3 · 5H2O |
| Assay | 99.999% |
| Form | crystals and lumps |


Hazard statements
- H272May intensify fire; oxidiser
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P220Keep away from clothing and combustible materials
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 1477 5.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | O,Xi |
| Risk statements (R) | 8-36/37/38 |
| Safety statements (S) | 17-26-36 |
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 Ytterbium(III) nitrate pentahydrate used for?
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Ytterbium(III) nitrate pentahydrate is primarily used in catalysis, materials science for the synthesis of ytterbium-containing materials, and in general chemical synthesis to introduce the Yb(III) ion. It is also widely used in research and development.
What are the CAS number and formula for Ytterbium(III) nitrate pentahydrate?
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The CAS number is 35725-34-9 and the chemical formula is Yb(NO3)3 · 5H2O.
What grade and purity does Tech Serve Solutions supply for Ytterbium(III) nitrate pentahydrate?
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Tech Serve Solutions supplies Ytterbium(III) nitrate pentahydrate with an assay of 99.999%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Ytterbium(III) nitrate pentahydrate be handled safely?
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Ytterbium(III) nitrate pentahydrate is an oxidiser and can cause skin and eye irritation, and respiratory irritation. Handle with appropriate personal protective equipment including gloves, eye shields, and a respirator. Avoid dust formation and ensure good ventilation. Store away from combustible materials. It is classified as Danger with hazards H272, H315, H319, H335.
Is Ytterbium(III) nitrate pentahydrate shipped internationally by TSS?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Ytterbium(III) nitrate pentahydrate, and can facilitate international shipments.
How can I request a sample or quote for Ytterbium(III) nitrate pentahydrate?
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To request a sample or a quote, please contact the Tech Serve Solutions sales team via the website or direct enquiry channels.
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