Germanium(IV) ethoxide is a high-purity, colorless to pale yellow liquid organometallic compound with a trace metal purity of ≥99.95%. It is widely used as a catalyst and a precursor for solution-based and vapor-phase deposition processes, such as sol-gel synthesis, chemical vapor deposition (CVD), and atomic layer deposition (ALD). Its excellent volatility, reactivity, and metal-organic composition make it suitable for producing high-quality germanium-containing films, coatings, and nanostructures in electronics, optics, and semiconductor industries.