Cesium oxalate
Cesium oxalate (CAS: 1068-63-9) is a white crystalline solid with the linear formula (COOCs)₂ and a molecular weight of 353.83 g/mol. This cesium salt is primarily utilised in laboratory settings for research and analytical purposes. It serves as a valuable compound in materials science and metal and ceramic science, contributing to various specialised chemical applications and investigations where the properties of cesium compounds are required.
- IUPAC
- Oxalic acid cesium salt

Analytical Reagent
Cesium oxalate can be employed as a reagent in analytical chemistry, particularly in precipitation reactions or as a standard in certain analytical methods. Its specific properties make it suitable for specialised analytical procedures.
Materials Science Research
In materials science, cesium oxalate serves as a precursor or additive in the synthesis of novel materials, including advanced ceramics and specialised inorganic compounds. Its use contributes to the development of materials with unique thermal or electrical properties.
Chemical Synthesis
As a source of cesium ions, this compound can be used in various chemical syntheses where controlled introduction of cesium is necessary. It is a component in the preparation of other cesium-containing substances for research applications.
| Molecular weight | 353.83 |
|---|---|
| Linear formula | (COOCs)2 |
| Assay | ≥99.9% trace metals basis |
| Form | powder |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 2923 6.1(8) / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 21/22 |
| Safety statements (S) | 24/25 |
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 Cesium oxalate used for?
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Cesium oxalate is used in laboratory settings for research and analytical purposes, including in materials science and chemical synthesis where a source of cesium is required.
What are the CAS number and formula for Cesium oxalate?
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The CAS number for Cesium oxalate is 1068-63-9, and its linear formula is (COOCs)₂.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cesium oxalate with an assay of ≥99.9% trace metals basis. TSS does not represent this product as USP, BP, EP, or other pharmacopoeia grades.
What are the safety considerations for handling Cesium oxalate?
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Cesium oxalate is classified with the GHS07 symbol and carries a warning signal word. It has hazard statements H302 (Harmful if swallowed) and H312 (Harmful in contact with skin). Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves, is recommended. Users should refer to the full safety data sheet for comprehensive handling instructions.
How is Cesium oxalate packed and shipped?
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Cesium oxalate is packed according to UN 2923 classification for hazardous goods (6.1(8) / PGIII) for safe transport and export.
How can I request a quote or sample of Cesium oxalate?
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To request a quote or a sample of Cesium oxalate, please contact the Tech Serve Solutions sales team through our website or designated contact channels.
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