Zirconium Silicate
- CAS Number
- 10101-52-7
- HSN Code
- 28399090
- Molecular Formula
- ZrSiO4
- Catalogue Number
- AL2597A
- Purity
- ≥ 99.5%
- Molecular Weight
- 183.30 g/mol
Complies with : IP | BP | USP | EP | ACS
ISO 9001
ISO 14001
GMP
COA with every batch
Key Properties
Zirconium silicate extra pure (zirconium orthosilicate) is a naturally occurring, highly stable mineral that is primarily utilized as a ceramic opacifier. This compound is notable for its high melting point and excellent thermal stability, making it suitable for high-temperature applications. With a molecular weight of 183.30 g/mol and a CAS number of 10101-52-7, zirconium silicate is classified as an inorganic silicate mineral. Its unique properties allow it to enhance the aesthetic qualities of ceramics while providing durability and resistance to thermal shock.
Also known as Zirconium Orthosilicate.
- Catalogue No.
- AL2597A
- CAS Number
- 10101-52-7
- Molecular Formula
- ZrSiO4
- Molecular Weight
- 183.30 g/mol
- HSN Code
- 28399090
- Grade
- Extra Pure
- Product Form
- Substance
Zirconium silicate appears as a white powder and is characterized by its insolubility in water, which contributes to its effectiveness as an opacifier in ceramic applications. The compound has a melting point of approximately 2,500 °C, indicating its high thermal stability. It has a density of about 4.6 g/cm³, which is typical for zirconium compounds. The material is odorless and non-volatile, making it safe for use in various industrial applications.
- Appearance
- White powder
- Shelf Life
- -
- Packaging
- -
- Storage
- Store in a cool, dry place away from incompatible materials.
1.1 — Product identifier
- Chemical Name
- Zirconium Silicate
- Catalogue No.
- AL2597A
- Product form
- Substance
- CAS Number
- 10101-52-7
- EC Number
- Not specified
- Grade
- Extra Pure
- EC Index Number
- Not specified
- Chemical Formula
- ZrSiO4
- HSN Code
- 28399090
- Synonyms
- Zirconium Orthosilicate
1.2 — Relevant identified uses of the substance or mixture and uses advised against
- Use of the substance/mixture
- Used as an opacifying agent and refractory material.
- Uses advised against
- Not specified
1.3 — Details of the supplier of the safety data sheet
- Company identification
- Address:- 102, B wing, Savgan Heights, RTO Lane,Andheri (W), Mumbai-400 053Maharashtra, India.
1.4 — Emergency Contact Details
- Phone / e-Mail
- Phone : +91 22 26317055 Mobile : +91 9820385757 e-mail : info@alphachemika.co.in
2.3 — Other hazards
- Other hazards
- None identified.
3.1 — Substance
- Name
- Zirconium Silicate
- CAS No.
- 10101-52-7
4.1 — Description of first aid measures
- First-aid measures after inhalation
- Move to fresh air. If symptoms persist, seek medical attention.
- First-aid measures after skin contact
- Wash with soap and water. If irritation occurs, seek medical attention.
- First-aid measures after eye contact
- Rinse cautiously with water for several minutes. If irritation persists, seek medical attention.
- First-aid measures after ingestion
- Rinse mouth. Do not induce vomiting. Seek medical attention if symptoms occur.
4.2 — Most important symptoms and effects, both acute and delayed
- Symptoms relating to use
- May cause mild irritation to skin, eyes, and respiratory tract.
4.3 — Indication of any immediate medical attention and special treatment needed
- General information
- Treat symptomatically. Show this safety data sheet to the treating physician.
5.1 — Extinguishing media
- Suitable extinguishing media
- Water spray, carbon dioxide, dry chemical powder, foam.
- Unsuitable extinguishing media
- Not specified
5.2 — Special hazards arising from the substance or mixture
- Special procedures
- Non-flammable; does not pose a fire hazard.
5.3 — Advice for firefighters
- Protection during firefighting
- Do not enter fire area without proper protective equipment, including respiratory protection.
6.1.1 — For non-emergency personnel
- Emergency procedures
- Contain spill and collect using appropriate methods.
6.3 — Methods and material for containment and cleaning up
- Methods for cleaning up
- Use appropriate personal protective equipment and dispose of waste according to local regulations.
6.4 — Reference to other sections
- Reference
- Not specified
7.1 — Precautions for safe handling
- Precautions for safe handling
- Avoid dust formation. Use appropriate personal protective equipment.
- Hygiene measures
- Wash hands and other exposed areas with mild soap and water before eating, drinking or smoking and when leaving work.
7.2 — Conditions for safe storage, including any incompatibilities
- Storage conditions
- Store in a cool, dry place, away from incompatible materials.
8.2 — Exposure controls
- Hand protection
- Protective gloves (e.g. nitrile rubber)
- Eye protection
- Chemical safety goggles or safety glasses
- Skin and body protection
- Wear suitable protective clothing
- Respiratory protection
- Use appropriate respiratory protection if dust is generated.
9.1 — Information on basic physical and chemical properties
- Physical state
- Solid
- Colour
- White
- Odour
- Odourless
- Odour threshold
- Not applicable
- pH value
- Not applicable
- Relative evaporation rate (butylacetate=1)
- Not applicable
- Melting point
- 2500 °C
- Freezing point
- Not applicable
- Boiling point
- Not applicable
- Flash point
- Not applicable
- Auto-ignition temperature
- Not applicable
- Decomposition temperature
- Not applicable
- Flammability (solid, gas)
- Non-flammable
- Vapour pressure
- Not applicable
- Relative vapour density at 20°C
- Not applicable
- Density
- 4.6 g/cm³
- Solubility
- Insoluble in water
- Log Pow
- Not applicable
- Viscosity, kinematic
- Not applicable
- Viscosity, dynamic
- Not applicable
- Explosive properties
- Not explosive
- Oxidising properties
- Not oxidizing
- Explosive limits
- Not applicable
10.1 — Reactivity
- Reactivity
- Stable under normal conditions.
10.2 — Chemical stability
- Chemical stability
- Stable under recommended storage conditions.
10.3 — Possibility of hazardous reactions
- Possibility of hazardous reactions
- No dangerous reactions known under normal conditions of use.
10.4 — Conditions to avoid
- Conditions to avoid
- Avoid contact with incompatible materials and excessive heat.
10.5 — Incompatible materials
- Incompatible materials
- Strong acids and bases.
10.6 — Hazardous decomposition products
- Hazardous decomposition products
- Not specified
11.1 — Information on toxicological effects
- Acute toxicity
- Not classified as toxic.
- Skin corrosion/irritation
- May cause mild irritation.
- Serious eye damage/irritation
- May cause mild irritation.
- Respiratory or skin sensitisation
- Not a sensitizer.
- Germ cell mutagenicity
- Not classified
- Carcinogenicity
- Not classified
- Specific target organ toxicity (single exposure)
- Not classified as a specific target organ toxicant.
- Specific target organ toxicity (repeated exposure)
- Not classified
12.1 — Toxicity
- Toxicity information
- Not specified
12.2 — Persistence - degradability
- Persistence - degradability
- Not specified
12.3 — Bioaccumulative potential
- Bioaccumulative potential
- Not specified
12.4 — Mobility in soil
- Mobility in soil
- Not specified
12.6 — Other adverse effects
- Environmental precautions
- Not specified
13.1 — Waste treatment methods
- Additional Info
- Dispose of contents/container in accordance with local, regional, national and international regulations.
14.1 — UN number
- UN-No. (ADR)
- Not assigned
- UN-No. (IMDG)
- Not assigned
- UN-No. (IATA)
- Not assigned
- UN-No. (ADN)
- Not assigned
- UN-No. (RID)
- Not assigned
14.2 — UN proper shipping name
- Proper Shipping Name (ADR)
- Not applicable
- Proper Shipping Name (IMDG)
- Not applicable
- Proper Shipping Name (IATA)
- Not applicable
- Proper Shipping Name (ADN)
- Not applicable
- Proper Shipping Name (RID)
- Not applicable
14.3 — Transport hazard class(es)
- Transport hazard class(es)
- Not applicable
14.4 — Packing group
- Packing group (ADR)
- Not applicable
- Packing group (IMDG)
- Not applicable
- Packing group (IATA)
- Not applicable
- Packing group (ADN)
- Not applicable
- Packing group (RID)
- Not applicable
14.5 — Environmental hazards
- Dangerous for the environment
- Not specified
- Marine pollutant
- Not specified
- Other information
- No supplementary information available
15.1 — Safety, health and environmental regulations/legislation specific for the substance or mixture
- 15.1.1 EU-Regulations
- Not specified
Zirconium silicate extra pure is extensively used as an opacifying agent in ceramic-glaze formulations, enhancing the opacity and aesthetic appeal of ceramic products. Additionally, it serves as a refractory material in specialty ceramics research, where its high melting point and thermal stability are critical. The compound is also utilized in the production of advanced ceramics, dental materials, and as a filler in various industrial applications, including paints and coatings. Its unique properties make it valuable in the manufacturing of high-performance materials across multiple industries.
ISO 9001
ISO 14001
GMP
COA with every batch
- Batch Number
- AL-2026-AL2597A
- Manufacturing Date
- September-2026
- Expiry Date
- September-2031
- Molecular Weight
- 183.30 g/mol
| Test | Standard | Observed |
|---|---|---|
| Assay Purity | ≥ 99.5% | 99.8% |
| Moisture Content | ≤ 0.5% | 0.3% |
| Residue on Ignition | ≤ 0.1% | 0.05% |
| Solubility | Insoluble in water | Insoluble |
The above product is expected to comply with Extra Pure grade specification.
Technical Data Sheet
| Grade | Assay/Purity | Melting/Boiling Point | Moisture/LOD | Residue on Ignition | Related Substances | Solubility |
|---|---|---|---|---|---|---|
| Extra Pure | ≥ 99.5% | 2500 °C | ≤ 0.5% | ≤ 0.1% | None detected | Insoluble in water |
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