Zirconium(IV) oxychloride octahydrate
Zirconium(IV) oxychloride octahydrate (CAS: 13520-92-8) is a crystalline inorganic salt with the linear formula ZrOCl2 · 8H2O and a molecular weight of 322.25 g/mol. This high-purity compound, assaying ≥99.5%, is classified as a Puriss p.a. grade reagent. It is extensively utilised in analytical chemistry as a reagent and in various industrial applications, including ceramic production and as a catalyst precursor. Its suitability for microanalysis further highlights its precision in laboratory settings.
- IUPAC
- Zirconium(IV) oxide chloride,Zirconyl chloride octahydrate
- Synonyms
- Zirconyl chloride octahydrateZirconium tetrachloride oxide octahydrate

Analytical Reagent
With a purity of ≥99.5% and classified as Puriss p.a., Zirconium(IV) oxychloride octahydrate is ideal for precise analytical procedures. It passes tests for suitability as a micro reagent, ensuring reliable results in demanding laboratory environments.
Chemical Intermediate
This compound serves as a valuable intermediate in the synthesis of other zirconium compounds and materials. Its properties make it suitable for use in the preparation of catalysts and advanced ceramics.
Industrial Applications
Beyond laboratory use, Zirconium(IV) oxychloride octahydrate finds application in various industrial processes. It is used in the treatment of textiles, as a catalyst in certain chemical reactions, and in the production of specialty materials.
| Molecular weight | 322.25 |
|---|---|
| Linear formula | ZrOCl2 · 8H2O |
| Assay | ≥99.5% |
| Grade | puriss. p.a. |
| Impurities tested | ≤0.001% heavy metals (as Pb) |
| Suitability | passes test for suitability as micro reagent |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, 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 3260 8 / PGII |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-27-36/37/39 |
| Cation traces | Fe: ≤10 mg/kgTi: ≤50 mg/kg |
| Anion traces | sulfate (SO42-): ≤50 mg/kg |
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) oxychloride octahydrate used for?
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Zirconium(IV) oxychloride octahydrate is primarily used as an analytical reagent, particularly for microanalysis, and as a chemical intermediate in the synthesis of other zirconium compounds and materials, including catalysts and ceramics.
What are the CAS number and formula for Zirconium(IV) oxychloride octahydrate?
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The CAS number for Zirconium(IV) oxychloride octahydrate is 13520-92-8, and its linear formula is ZrOCl2 · 8H2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Zirconium(IV) oxychloride octahydrate in Puriss p.a. grade with an assay of ≥99.5%. It is not supplied as USP, BP, or EP grade.
What are the safety considerations for handling Zirconium(IV) oxychloride octahydrate?
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Zirconium(IV) oxychloride octahydrate is classified as Danger (GHS05) and can cause severe skin burns and eye damage (H314). Appropriate personal protective equipment, including eyeshields, face shields, and protective gloves, is essential. Consult the Safety Data Sheet for detailed handling instructions and emergency procedures.
How is Zirconium(IV) oxychloride octahydrate packed and shipped?
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Zirconium(IV) oxychloride octahydrate is packed in compliance with UN 3260 8 / PGII regulations for safe transport. TSS exports this chemical globally, adhering to all international shipping and handling standards.
How can I request a quote or sample?
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To request a quote or a sample of Zirconium(IV) oxychloride octahydrate, please contact our sales team through the website or by phone. Provide the product name and CAS number for prompt service.
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