Manganese(II) sulfide
Manganese(II) sulfide (CAS: 18820-29-6), with the chemical formula MnS, is a solid inorganic compound with a molar mass of 87.00 g/mol. It typically appears as a pink to reddish-brown powder. This material finds applications in materials science and is utilized in the development of various advanced materials.

Materials Science Research
Manganese(II) sulfide serves as a precursor or component in the synthesis of novel materials, particularly in research related to chalcogenides and metal/ceramic science. Its properties can be exploited in developing materials with specific electronic or optical characteristics.
Catalysis Development
The compound may be investigated for its potential catalytic properties in various chemical reactions. Its structure and composition can influence reaction pathways and efficiency in specific synthetic processes.
Semiconductor Research
As a metal sulfide, MnS can be explored for its semiconducting properties. Research may involve its integration into devices or its use as a dopant in other semiconductor materials for tailored electrical performance.
| Molecular weight | 87.00 |
|---|---|
| Linear formula | MnS |
| Assay | 99.9% trace metals basis |
| Particle size | −325 mesh |

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 Manganese(II) sulfide used for?
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Manganese(II) sulfide is primarily used in materials science research, including studies on chalcogenides and metal/ceramic science. It can also be explored for applications in catalysis and semiconductor development.
What is the CAS number and chemical formula for Manganese(II) sulfide?
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The CAS number for Manganese(II) sulfide is 18820-29-6, and its chemical formula is MnS.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Manganese(II) sulfide with an assay of 99.9% trace metals basis. This is a technical grade material, and we do not represent it as USP, BP, EP, or food grade.
How should Manganese(II) sulfide be handled?
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Manganese(II) sulfide is classified as a warning substance. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, and gloves, must be worn. Ensure adequate ventilation and avoid dust formation. In case of contact with eyes, rinse cautiously with water for several minutes and remove contact lenses if present and easy to do. Continue rinsing. Seek immediate medical attention if inhaled.
Is Manganese(II) sulfide a controlled substance?
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Based on the provided data, Manganese(II) sulfide is not indicated as a controlled substance.
How can I request a sample or quote for Manganese(II) sulfide?
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To request a sample or a quote for Manganese(II) sulfide, please contact our sales team through the website or by phone, providing your specific requirements and contact details.
How is Manganese(II) sulfide packed and shipped?
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Manganese(II) sulfide is supplied with a particle size of −325 mesh. It is carefully packed to ensure stability during transit and is available for export worldwide through Tech Serve Solutions.
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