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High Purity 99.9% Magnesium Sulfide (MgS) with Semiconductor and Luminescent Properties for Optoelectronics
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High Purity 99.9% Magnesium Sulfide (MgS) with Semiconductor and Luminescent Properties for Optoelectronics
| MOQ: | 500g, 1kg or 25kg for sample, 1000kg for commercial order |
| Standard Packaging: | Net Weight 25kg or 200kg/package |
| Delivery Period: | In 3 working days |
| Payment Method: | T/T,LC,OA |
| Supply Capacity: | 3000 Tons/month |
Detail Information
Place of Origin
Shanxi, China
Brand Name
Zorui
Certification
ISO, COA, MSDS, TDS, AAA
Model Number
12032-36-9
NAME:
Magnesium Sulfide (MgS)
CAS:
12032-36-9
Storage Conditions:
Store In A Cool, Dry Place, Away From Light
Sample:
Available
Port:
Tianjin, Shanghai, Qingdao, Other Ports In China
Trade Term:
EXW, DAP, FOB, CFR, CIF, CPT, CIP
Shipping:
Sample By Express, 100kg+ By Air, 1000kg+ By Sea
Storage:
Cool, Dry, And Well-ventilated Area; Avoid Moisture And High Heat
Product Description
Magnesium Sulfide (MgS) CAS 12032-36-9
Magnesium Sulfide (MgS) is an inorganic compound with the chemical formula MgS and CAS registry number 12032-36-9. It is a versatile material prized in advanced industries for its unique semiconducting and luminescent properties. As a specialized supplier, we provide high-purity, research-grade MgS crystals and powders tailored for demanding technological applications, from optoelectronics to chemical manufacturing.
Physical and Chemical Specifications
| Property | Specification / Value |
|---|---|
| CAS Number | 12032-36-9 |
| EC Number | 234-771-1 |
| Molecular Formula | MgS |
| Molecular Weight | 56.37 g/mol |
| Appearance | Red-brown to yellow-brown crystals or powder |
| Purity | ≥99.9% |
| Crystal Structure | Rock salt (NaCl), cubic |
| Density | 2.68 g/cm³ |
| Melting Point | ~2,000 °C (decomposes) |
| Solubility | Reacts with water; soluble in acid |
| Band Gap | ~4.5 eV (wide bandgap semiconductor) |
| Form | Crystalline lumps, powder (-100 mesh, -325 mesh) |
| Packaging | Vacuum-sealed bags, argon-filled glass ampoules |
Product Functions and Key Properties
- Semiconductor Material: Functions as a wide bandgap II-VI semiconductor for specialized electronic devices.
- Phosphor Host: Efficiently hosts activator ions (like Eu²⁺, Ce³⁺) to produce luminescence in the blue to red spectrum.
- Chemical Precursor: Acts as a source of sulfide ions (S²⁻) in inorganic synthesis and solid-state reactions.
- Dopant Source: Used as a p-type dopant in the manufacture of other semiconductor materials.
- Reactive Intermediate: Participates in metathesis reactions to produce other metal sulfides.
Primary Application Areas
Optoelectronics & Display Technology:
- Thin-Film Electroluminescent (TFEL) Displays: MgS doped with rare-earth elements (e.g., MgS:Eu) is a key phosphor layer emitting bright red or blue light.
- LED Phosphors: Used in research for next-generation phosphor-converted LEDs (pc-LEDs).
- Photoluminescent Materials: For sensors, imaging plates, and security inks.
Semiconductor Industry:
- Wide Bandgap Semiconductor Research: Investigated for use in UV photodetectors and high-power devices.
- Doping Agent: Employed in the crystal growth of other semiconductors.
Chemical Synthesis & Catalysis:
- Precursor for Nanomaterials: Used to synthesize other metal sulfide nanoparticles (e.g., ZnS, CdS) via cation exchange reactions.
- Catalyst Support: Explored in certain catalytic processes requiring a sulfide surface.
Research & Development:
- Solid-State Chemistry: A model compound for studying ionic crystals and defect chemistry.
- Materials Science: Fundamental research on magnetic and electronic properties of binary compounds.
Manufacturing Process
- Direct Synthesis: The primary method involves the direct reaction of highly pure elemental magnesium and sulfur in a sealed, evacuated quartz ampoule at elevated temperatures (800-1000°C). Mg + S → MgS
- Carbothermal Reduction: An alternative process using magnesium oxide and a carbon source in a sulfur atmosphere.
- Purification: The raw product undergoes sublimation or zone refining in an inert atmosphere to achieve ultra-high purity (99.99% and above).
- Processing & Packaging: The purified crystals are carefully milled (if required) to specific particle sizes and immediately packaged under an inert atmosphere (Argon) to prevent oxidation and hydrolysis.
Why Choose Us as Your MgS Supplier?
- Ultra-High Purity: We specialize in 99.9% to 99.999% (5N) purity grades, essential for R&D and high-tech applications.
- Technical Expertise: Our team provides in-depth technical support and can customize MgS with specific dopants, particle sizes, and crystal forms.
- Consistent Quality: Rigorous QC protocols using XRD, ICP-MS, and SEM ensure every batch meets precise specifications.
- Global Logistics: Reliable worldwide shipping with compliant, secure packaging that preserves product integrity.
- Research Focus: We partner with universities, national labs, and innovative companies to advance materials science.
Frequently Asked Questions
Q1: Is Magnesium Sulfide stable in air?
A: No. MgS is moisture-sensitive and will react with water and atmospheric humidity to produce hydrogen sulfide (H₂S) gas. It must be stored and handled in an inert atmosphere (argon or nitrogen) or under vacuum.
Q2: What are the main safety precautions for handling MgS?
A: Use in a well-ventilated fume hood. Wear appropriate PPE (gloves, safety glasses). The main hazards are the generation of toxic H₂S upon contact with moisture and irritation from dust inhalation. Refer to the Safety Data Sheet (SDS) for complete guidelines.
Q3: Can you provide MgS in doped forms?
A: Yes. We commonly supply MgS doped with Europium (Eu), Cerium (Ce), or other rare-earth elements for phosphor applications. Custom doping concentrations are available.
Q4: What is the typical lead time and minimum order quantity (MOQ)?
A: Standard purity grades are often available from stock. For custom specifications, lead times vary. We cater to both research-scale (gram) and bulk industrial orders. Contact us for specific MOQ details.
Q5: Do you offer other related metal sulfide products?
A: Yes. We supply a full range of high-purity sulfides, including Zinc Sulfide (ZnS), Cadmium Sulfide (CdS), and Strontium Sulfide (SrS). Inquire about our comprehensive catalog.
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