Glasspro Flux-4 oz
Glasspro Flux applies easily, doesn't sputter, and leaves no residue. The biodegradable, water soluble formula doesn't release harmful smoke, so you can solder with confidence. Formulated to work on lead came, zinc and copper foil, this flux works beautifully. This flux contains NO zinc chloride and NO carcinogens - meaning it's better for you, for the environment, and has no shipping restrictions.