Circuit board cleaners, 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 cleaning, flux residue removal, wave solder machine finger cleaners, selective solder nozzle cleaning without the dangers of CFC, HFE, and flammable solvents. Listed below are our Best Sellers, pack in 1 Gallon Containers.