Zirconium(IV) hydroxide
Zirconium(IV) hydroxide (CAS: 14475-63-9), with the chemical formula Zr(OH)4, is a white powder with a molecular weight of 159.25 g/mol. This inorganic compound serves as a key precursor in the synthesis of various zirconium-based materials, including advanced ceramics and catalysts. Its properties make it valuable in materials science research and development for creating specialised metal oxides and compounds with high thermal stability and unique catalytic activities.

Precursor for Zirconium Oxides
Zirconium(IV) hydroxide is used as a starting material for producing high-purity zirconium dioxide (ZrO2) via calcination. Zirconium dioxide is a crucial ceramic material known for its high strength, fracture toughness, and thermal insulation properties, finding use in refractories, dental implants, and solid oxide fuel cells.
Catalyst Development
The compound acts as a precursor for synthesizing heterogeneous catalysts. Zirconium-based catalysts exhibit good thermal stability and can be modified for various chemical reactions, including acid-base catalysis and oxidation processes in petrochemical and fine chemical industries.
Materials Science Research
It is employed in research laboratories for the development of novel zirconium-containing materials. Applications include the creation of specialty glasses, coatings, and composite materials requiring specific thermal or chemical resistance.
| Molecular weight | 159.25 |
|---|---|
| Linear formula | Zr(OH)4 |
| Assay | 97% |
| Form | powder |
| Density | 3.25 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) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 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 Zirconium(IV) hydroxide used for?
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Zirconium(IV) hydroxide is primarily used as a precursor in the synthesis of zirconium oxides and other zirconium-based materials, finding applications in catalysis and materials science research.
What is the CAS number and chemical formula for Zirconium(IV) hydroxide?
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The CAS number for Zirconium(IV) hydroxide is 14475-63-9, and its chemical formula is Zr(OH)4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Zirconium(IV) hydroxide with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should Zirconium(IV) hydroxide be handled?
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Zirconium(IV) hydroxide is classified as an irritant. Handle with appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation. Refer to the Safety Data Sheet for comprehensive handling instructions.
How is Zirconium(IV) hydroxide shipped and exported?
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Tech Serve Solutions is experienced in exporting chemicals globally. Zirconium(IV) hydroxide is carefully packaged to ensure safe transit and compliance with international shipping regulations.
How can I request a quote or sample?
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To request a quote or a sample of Zirconium(IV) hydroxide, please contact our sales department through the website or by phone, providing your specific requirements.
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