Atomfair Zinc Chloride Powder (ZnCl₂), 99.999% Purity, -100 to -325 Mesh
Product Description
Atomfair zinc chloride (ZnCl₂) is supplied as a white hygroscopic crystalline solid with 99.999% purity and is available in mesh grades from -100 to -325 mesh. It is intended for research on Lewis-acid catalysis, soldering flux, metal etching, electroplating, and dry-cell electrolyte.
Technical Specifications
| PARAMETER DETAILS | |
|---|---|
| Product | Zinc Chloride Powder (ZnCl2) |
| Material | Zinc Chloride |
| Chemical Formula | ZnCl2 |
| CAS Number | 7646-85-7 |
| Purity | 99.999% |
| Specification | Available mesh grades: -100 to -325 mesh |
| Physical State | Powder |
| Appearance | White hygroscopic crystalline solid |
| Moisture Sensitivity | Deliquescent |
Key Features and Advantages
- Available in mesh grades from -100 to -325 mesh.
- White hygroscopic crystalline solid.
- Moisture Sensitivity: Deliquescent.
APPLICATION SCOPE: Lewis-acid catalysis, soldering flux, metal etching, electroplating, and dry-cell electrolyte
DOCUMENTATION: COA and SDS can be provided upon request for batch-specific confirmation.
TAILORED SOLUTIONS FOR RESEARCH
For product specifications and quotation support, contact the Atomfair team.
Zinc chloride powder is deliquescent and requires protection from ambient moisture to maintain its solid form. Exposure to humid air leads to gradual liquefaction and loss of functionality.
- Moisture Protection: Store the powder in a dry, sealed container and handle in a low-humidity environment to prevent deliquescence.
How does the deliquescent nature of 99.999% zinc chloride powder affect handling and storage for Lewis-acid catalysis research?
The ZnCl₂ powder is deliquescent, meaning it rapidly absorbs moisture from the air and can liquefy, which compromises its 99.999% purity and catalytic activity. It must be stored in an airtight, moisture-free environment, such as a desiccator or glovebox under inert gas, and handled quickly to prevent hydration. The source explicitly notes its moisture sensitivity and deliquescent physical state.
What is the significance of the -100 to -325 mesh range for this zinc chloride powder in electroplating and dry-cell electrolyte applications?
The -100 to -325 mesh range indicates a fine powder with particle sizes from approximately 149 µm down to 44 µm, which provides high surface area for rapid dissolution and uniform dispersion in electrolyte formulations. This particle size distribution is critical for consistent reaction kinetics in electroplating baths and dry-cell electrolyte preparation, as stated in the product's application scope.
Can this 99.999% zinc chloride powder be used directly as a soldering flux without additional purification?
Yes, the 99.999% purity level makes it suitable for direct use as a soldering flux in high-reliability electronics assembly, where trace metal contaminants could cause joint failure or corrosion. However, its deliquescent nature requires that it be kept anhydrous prior to use, as moisture absorption can alter flux activity and introduce hydrogen-induced defects. The source lists soldering flux as an intended application.
Atomfair Zinc Chloride Powder (ZnCl₂) with 99.999% purity and -100 to -325 mesh grades is evaluated for research applications requiring high-purity Lewis-acid catalysis and electrolyte formulations, with critical handling due to its deliquescent nature.
Positive
- Ultra-high 99.999% purity: The 99.999% purity level minimizes trace metal contamination, making this ZnCl₂ suitable for sensitive catalytic and electrochemical research where impurity interference must be avoided.
- Multiple mesh grades available: Mesh grades from -100 to -325 allow selection of particle size distribution to match specific reaction kinetics, dissolution rates, or surface area requirements in solid-state or slurry applications.
Trade-offs
- Deliquescent moisture sensitivity: ZnCl₂ is deliquescent and will rapidly absorb atmospheric moisture, forming a liquid solution if exposed. Storage in sealed, dry containers and handling in low-humidity or inert atmospheres is mandatory to maintain powder integrity and purity.
- Hygroscopic handling requirements: As a hygroscopic crystalline solid, the powder requires careful weighing and transfer procedures to avoid moisture uptake, which can alter stoichiometry and introduce water into moisture-sensitive reactions.
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).
