Atomfair Aluminum Sulfide (Al₂S₃) Powder, 99.99% Purity, -60 Mesh
Product Description
Atomfair Aluminum Sulfide (Al2S3) Powder is supplied as a powder with 99.99% purity and -60 mesh. It is intended for aluminum sulfide synthesis and water-reactive inorganic materials research.
Technical Specifications
| Parameter | Specification / Available Values |
|---|---|
| Product | Aluminum Sulfide (Al2S3) Powder |
| Chemical Formula | Al2S3 |
| CAS Number | 1302-81-4 |
| Purity | 99.99% |
| Particle Size / Mesh Specification | -60 mesh |
| Physical State | Powder |
| Appearance | Gray solid |
| Density | 2.02 g/cm³ |
| Melting Point | 1100 °C |
| Water Reactivity | Decomposes in water |
| Crystal Structure | Trigonal |
Customization & Ordering
Provide the required quantity, packaging and delivery timeline for quotation review. Available pricing, minimum order quantity and lead time are confirmed during quotation.
Key Features and Advantages
- Defined Al2S3 sulfide composition with CAS 1302-81-4.
- Supplied at 99.99% purity and -60 mesh.
- Material characteristics include gray solid appearance and a trigonal crystal structure.
APPLICATION SCOPE: aluminum sulfide synthesis and water-reactive inorganic materials research.
DOCUMENTATION: COA and SDS can be provided upon request for batch-specific confirmation.
TAILORED SOLUTIONS FOR RESEARCH
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Aluminum sulfide decomposes upon contact with water, generating toxic hydrogen sulfide gas. Storage must be in a dry, inert atmosphere to prevent moisture-induced degradation and safety hazards.
- Moisture Sensitivity: The material decomposes in water, requiring strict exclusion of moisture during storage and handling.
- Atmosphere Requirement: Store under an inert gas such as argon or nitrogen to avoid atmospheric moisture exposure.
- Containment: Use airtight, corrosion-resistant containers to prevent leakage and contamination.
Aluminum sulfide is water-reactive and must be handled under anhydrous conditions to prevent hazardous decomposition. Use a glovebox or sealed system with inert gas purge for all transfers.
Required Equipment: Inert-atmosphere glovebox, Airtight, dry container, Personal protective equipment (gloves, goggles, lab coat)
- Prepare inert atmosphere
Purge the glovebox or handling chamber with dry argon or nitrogen to achieve a moisture-free environment. - Transfer powder
Transfer the aluminum sulfide powder from its sealed container to a pre-dried, airtight storage vessel inside the inert atmosphere. - Seal and store
Seal the container immediately and store in a cool, dry location away from any water sources. - Decontaminate waste
Neutralize any spilled material by covering with dry sand or vermiculite and dispose according to hazardous waste protocols.
What does the -60 mesh specification mean for Atomfair aluminum sulfide powder, and how does it affect synthesis use?
The -60 mesh designation indicates that the powder passes through a 60-mesh sieve; the product description does not state a narrower particle size distribution or D50 value. This fraction is supplied at 99.99% purity for aluminum sulfide synthesis and water-reactive inorganic materials research.
Can Al2S3 powder be used in water-sensitive or moisture-controlled synthesis?
Yes, the product is intended for aluminum sulfide synthesis and water-reactive inorganic materials research, but it decomposes in water. It is a gray solid with a trigonal crystal structure, a density of 2.02 g/cm³, and a melting point of 1100 °C, so aqueous processing should be avoided.
What handling and storage precautions are required for water-reactive aluminum sulfide powder?
Because Al2S3 decomposes in water, the powder must be kept dry and handled in a moisture-controlled environment. The product description does not specify a recommended storage atmosphere, but batch-specific COA and SDS documentation can be requested for confirmed handling and safety parameters.
Atomfair Aluminum Sulfide (Al₂S₃) Powder at 99.99% purity and -60 mesh is suited for synthesis and water-reactive materials research, but requires strict moisture-free handling due to decomposition in water.
Positive
- High Purity and Defined Stoichiometry: The 99.99% purity and CAS 1302-81-4 specification ensure consistent composition for reproducible aluminum sulfide synthesis and research.
- Controlled Particle Size (-60 Mesh): The -60 mesh powder provides a uniform particle size distribution, enhancing reactivity and processability in solid-state synthesis.
Trade-offs
- Decomposes in Water: Al₂S₃ is highly water-reactive and decomposes upon contact with moisture, requiring strict anhydrous handling and storage conditions to maintain stability and avoid hazardous gas evolution.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).



