Cleaners for Circuit boards, used in the electronics manufacturing industry -  Qualitek offers several types of cleaners designed to comply with the CFC Montreal Protocol, Rohs, and Reach Directives. Specific applications such as stencil cleaners, flux residue removal chemicals, wave solder machine finger cleaners, selective solder nozzle cleaning. Clean your circuit board without CFC, HFE, and flammable solvents. Listed below are our Best Sellers, pack in 1 Gallon Containers.