Chromium(III) potassium sulfate dodecahydrate (CAS 7788-99-0)

Chromium(III) potassium sulfate dodecahydrate, known as chrome alum, is employed extensively in various research applications, particularly within the area of materials science. Its use in the preparation of chromium-containing catalysts is of significant interest due to its stable trivalent chromium ions. In the study of metal ion crosslinking, this compound is integral to understanding the role of chromium in the tanning process of animal hides, providing insight into the stabilization of collagen fibers. Additionally, its utility in crystal growth experiments for educational purposes helps elucidate the fundamentals of crystallization processes. Researchers also utilize Chromium(III) potassium sulfate dodecahydrate in the purification of water by flocculation, as it serves as a precursor to materials that enhance the coagulation of suspended particles. Furthermore, its vividly colored crystals are often used in microscopy techniques as a mordant to stain tissues, allowing for the detailed study of cellular structures.