Application
Ammonium cerium(IV) sulfate dihydrate, a yellow to orange crystalline solid, serves a multitude of purposes across various industries. This compound is crucial in the preparation of cerium IV oxidimetric solutions, highlighting its role as a significant analytical and oxidizing agent. In organic synthesis, it is employed for its oxidizing properties, while in analytical settings, it aids in thin-layer chromatography for detecting anti-depressant drugs in blood and urine samples. Its use extends to the industrial sector, functioning as an antioxidant and etching agent for integrated circuits and raw material for polishing powders, special glasses, and ceramics. In metallurgy, cerium plays a role in steel processing by degasifying and reducing sulfides and oxides, while also serving as a precipitation hardening agent in stainless steel. The compound finds applications in manufacturing cerium alloys used in permanent magnets and tungsten electrodes for gas tungsten arc welding. Additionally, it is utilized in carbon-arc lighting technology, particularly in the motion picture industry, and is involved in the wet etching of Co catalysts for carbon nanotube synthesis. Its versatility is further underscored by its importance in the medical and pharmaceutical industries.