Home > Potassium ferricyanide

The compound has widespread use in blueprints and in photography. Iron and copper toning involve the use of potassium ferricyanide. Potassium ferricyanide is used as a reducing agent to remove silver from negatives and positives, a process called dot etching. In color photography, potassium ferricyanide is used to reduce the size of color dots without reducing their number, as a kind of manual color correction. The compound is also used to temper iron and steelSteel is a metal alloy whose major component is iron, with carbon being the primary alloying material. Carbon acts as a binding agent, locking the otherwise easily-moved iron atoms into a rigid lattice. Varying the amount of carbon and its distribution in, in electroplatingElectroplating is the use of a solution of a metal salt, and an electrical direct current to coat an electrically conducting item with a layer of the metal making up the metal salt. Electro-deposition is the process by which electroplating is performed., dyeA dye can generally be described as a coloured substance that has an affinity to the substrate to which it is being applied. The dye is usually used as an aqueous solution and may require a mordant to improve the fastness of the dye on the fibre. In contring woolThis article is about wool, the fiber. For alternative meanings see Wool (disambiguation). Wool is the fiber derived from the hair of domesticated animals, usually sheep. Material Most of the fiber from domestic sheep has two qualities that distinguish it, as a laboratoryBiochemistry laboratory at the University of Cologne. A laboratory (often abbreviated lab is a place where scientific research and experiments are conducted. The equipment in a laboratory will depend on what the lab is used for. Chemistry and biochemistry reagentA reagent is any substance used in a chemical reaction. It usually implies a chemical that is added in order to bring about the chemical change. For example Hydrochloric acid is the chemical reagent that would cause Calcium carbonate to release Carbon dio, and as a mild oxidizing agentAn oxidizing agent is a substance used in electrochemistry that oxidizes another substance. In doing so, it becomes reduced. Common oxidizing agents Iodine Permanganate Cerium Dichromate Common oxidizing agents and their products: AgentProduct O oxygenO2- in organic chemistryOrganic chemistry is the scientific study of the structure, properties, composition, reactions, and synthesis of organic compounds. Organic nomenclature Organic nomenclature is the system established for naming and grouping organic compounds. Aliphatic co.