Zinc sulfide
Zinc sulfide (ZnS), CAS 1314-98-3, is a high-purity inorganic compound with a molecular weight of 97.46 g/mol. It presents as white or yellowish powder with a density of 4.1 g/mL. Known for its luminescent properties, Zinc sulfide is essential in phosphor applications and is also utilised in materials science and catalysis. Tech Serve Solutions supplies this chemical with an assay of 99.99% trace metals basis, suitable for demanding research and industrial processes.
- IUPAC
- Zinc sulphide

Phosphor Materials
Zinc sulfide is widely employed in the production of phosphors due to its characteristic luminescence when excited by various energy sources. This property makes it invaluable for cathode ray tubes, X-ray screens, and other display technologies.
Materials Science
This compound serves as a key material in advanced applications, including thin-film solar cells and optical coatings, owing to its semiconductor properties and broad band gap. Its use in vacuum deposition processes is also noted.
Catalysis and Inorganic Chemistry
Zinc sulfide is utilised as a component in catalytic systems and as a precursor in various inorganic synthesis pathways. Its role in chalcogenide chemistry highlights its importance in fundamental chemical research.
| Molecular weight | 97.46 |
|---|---|
| Linear formula | ZnS |
| Assay | 99.99% trace metals basis |
| Form | pieces |
| Density | 4.1 g/mL at 25 °C(lit.) |
| Particle size | 10 μm |
| Application | Suitable for vacuum deposition. |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | nwg |
| Risk statements (R) | 31 |
| Supplemental hazards | Contact with acids liberates toxic gas. |
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 Zinc sulfide (CAS 1314-98-3) used for?
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Zinc sulfide (CAS 1314-98-3) is used in phosphor materials, materials science for applications like solar cells and optical coatings, and in catalysis and inorganic chemistry. It is also suitable for vacuum deposition.
What is the CAS number and chemical formula for Zinc sulfide?
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The CAS number for Zinc sulfide is 1314-98-3, and its chemical formula is ZnS.
What grade and purity does Tech Serve Solutions supply for Zinc sulfide?
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Tech Serve Solutions supplies Zinc sulfide with an assay of 99.99% trace metals basis. TSS does not represent this product as USP, BP, or EP grade.
How should Zinc sulfide be handled safely?
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Contact with acids liberates toxic gas. Users should wear eyeshields and gloves, and use a type N95 (US) or type P1 (EN143) respirator filter. Ensure good ventilation.
Is Zinc sulfide exported or shipped by Tech Serve Solutions?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Zinc sulfide, serving customers worldwide.
How can I request a quote or sample for Zinc sulfide?
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To request a quote or sample for Zinc sulfide, please contact our sales team through the website or by phone.
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