Handy flux - for low temperature brazing and soldering. Instructions from the jar: Stir before use. Spread Handy Flux evenly over thoroughly cleaned joint surfaces with a brush. Flux the brazing filler/solder as well. Thin flux to desired consistency with wather. Preheat work until flux becomes fluid. It will rapidly dissolve oxides, leaving clean surfaces over which brazing filler / solder flows freely. After, remove excess flux with hot water. Poison. Please read bottle. For stainless steel, steel, nickel, copper, and other ferrous and non-ferrous metals and alloys.
MSDS Lead-free. Nickel-free.