CRC NF Contact Cleaner 400g 2017CRC NF CONTACT CLEANER is a revolutionary, technically proven, stable, no flash point, and non flammable, inert high purity cleaning solvent. Non conductive, non corrosive, non staining, rapid complete evaporation and contains no lubricants. ApplicationsRecommended for cleaning relays, switches, circuit breakers, alarm and signal systems, printed circuit boards, connectors, generators, contacts, laboratory and test equipment, motor and motor controls,