Calcium silicate
Calcium silicate (CAS: 10101-39-0) is an inorganic compound with the molecular formula CaSiO3 and a molecular weight of 116.16 g/mol. Supplied by Tech Serve Solutions with an assay of 99%, this material is available in a particle size of -200 mesh. It serves as a key component in various industrial applications, including ceramics, refractory materials, and as a precursor in chemical synthesis processes. Its properties make it valuable in materials science and certain microelectronic applications.
- IUPAC
- Calcium metasilicate,Calcium silicon oxide,Silicon calcium oxide

Chemical Synthesis
Calcium silicate acts as a reagent or precursor in the synthesis of various inorganic compounds and materials. Its controlled decomposition or reaction can yield desired silicate structures.
Materials Science
This compound is utilised in the development and production of advanced materials, including ceramics and composite materials. Its thermal properties are particularly relevant for refractory applications.
Micro/Nanoelectronics
Calcium silicate can be employed as a precursor in the deposition of thin films for microelectronic and nanoelectronic devices, contributing to semiconductor fabrication processes.
Industrial Applications
It finds use in a range of industrial processes, such as insulation, fillers in plastics and paints, and as an anti-caking agent in certain powdered products. Its properties are harnessed for its insulating and absorbent capabilities.
| Molecular weight | 116.16 |
|---|---|
| Linear formula | CaSiO3 |
| Assay | 99% |
| Particle size | −200 mesh |

Hazard statements
- 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 |
| Safety statements (S) | 22-26-37/39 |
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 Calcium Silicate used for?
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Calcium silicate is used in chemical synthesis, materials science, micro/nanoelectronics, and various industrial applications such as insulation and as a filler.
What is the CAS number and formula for Calcium Silicate?
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The CAS number for Calcium Silicate is 10101-39-0, and its linear formula is CaSiO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Calcium Silicate with an assay of 99%. We do not represent this product as USP, BP, or EP grade.
What are the safety and handling recommendations for Calcium Silicate?
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Calcium Silicate is a Warning substance that causes serious eye irritation (H319) and may cause respiratory irritation (H335). Use a dust mask type N95 (US), wear eyeshields and gloves. Ensure good ventilation. Avoid breathing dust. In case of contact with eyes, rinse cautiously with water for several minutes.
Is Calcium Silicate available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Calcium Silicate.
How can I request a quote or sample of Calcium Silicate?
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To request a quote or sample, please contact our sales team through the website or by phone, providing the product name and CAS number.
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