This is the TA Emerald Puretronics Contact Cleaner. Precision Cleaner for Electronic Components and Equipment.Features:Removes oils, greases, grime, dirt, silicones, fluxes and other contaminantsRestores electrical continuity of contacts and effectively cleans surrounding areasSafe on plastics and metal materialsEvaporates quickly, leaving zero residueOzone friendly, containing no CFCs or HCFCsTA Emerald Puretronics Contact Cleaner is specifically formulated to provide immaculate circuitry performance. Its quick penetrating, low surface tension action removes greases, oils, grime, dirt, fluxes, silicones, and other contaminants in helping to achieve the optimum level of surface cleanliness. Plus, Contact Cleaner evaporates quickly, leaving you with zero residue and it's safe on plastic and metal materials.Applications: contacts, controls, switches, relays, connectors, sockets, circuit breakers, solenoids, potentiometers, rheostats, integrated circuits, printed circuit boards, microprocessors, terminals, meters, tuners, timers, motors, generators, wire harnesses, industrial machinery, telecommunication equipment, electromechanical devices, electronic components, electrical equipment, avionics and aerospace electronics, etc.Includes:One 13.25 oz bottle of TA Emerald Puretronics Contact Cleaner