Chemtools Paste Fluxes
Chemtools® VIO Flux Paste is a Lead Free General Purpose soft soldering paste flux which is for use where a liquid flux is not appropriate. It features fast fluxing action and is for use with all types of soft solders.
Chemtools® Regular Paste Flux can be used with 95/5, 60/40, 50/50 and 40/60 solders. It can be used on all solderable metals including copper, tin, zinc, nickel, and sheet lead.
Do not use on stainless steel, aluminium or magnesium.
Not recommended for electronic use.