Potassium ferricyanide is a chemical compound with the formula K₃[Fe(CN)₆]. It appears as a bright red or orange crystalline solid and is commonly used in laboratories and various industrial applications. This compound is known for its ability to act as an oxidizing agent and is often utilized in photography, electrochemistry, and as a reagent in chemical analysis. In addition to its laboratory uses, potassium ferricyanide is also involved in the production of certain dyes and pigments. It is important to handle this compound with care, as it can be toxic in large quantities. Safety precautions should be taken when working with potassium ferricyanide to avoid any potential health risks.