Sigma-Aldrich Magnesium chloride, anhydrous, ≥98%

Sigma-Aldrich Magnesium Chloride (MgCl₂) is an anhydrous, high-purity white crystalline solid, supplied in powder form with an assay of ≥98%. It is highly soluble in water and alcohol and features a cubic close-packed crystal structure in which Mg²⁺ ions occupy alternate layers of octahedral sites.

This compound is widely used across materials science and energy research fields due to its excellent ionic properties and reactivity. Applications include its use in solar cell fabrication, rechargeable battery electrolytes, and as a dopant in semiconductor devices.

Key Properties

Applications

• Solar Cells:
  Used in the fabrication of passivated ZnO nanoparticles to form electron transport layers in PbS quantum dot solar cells, reducing defect density and enhancing efficiency.
• Batteries:
  Forms part of dual-salt electrolytes for hybrid Mg/Li rechargeable batteries, improving ionic conductivity and electrochemical performance.
• Perovskite Solar Cells:
  Serves as a dopant in Mg-doped TiO₂ electron transport layers for planar heterojunction perovskite solar cells, significantly increasing power conversion efficiency.

Packaging Options

Storage and Handling

• Storage Conditions: Store in a tightly sealed container at ambient temperature.
• Caution: The presence of gray or black specks in the powder may occur but does not affect the compound's performance or suitability for use.

Sigma-Aldrich Magnesium Chloride, Anhydrous is a versatile reagent with high chemical purity and excellent solubility characteristics. It plays a pivotal role in cutting-edge applications, including energy storage, photovoltaics, and advanced materials research. Its consistent quality and performance make it a trusted choice for both academic and industrial laboratories.