Lead Free Solder by P. Kay Metal

Some of the more popular alloys with their uses.

PKLF-92	Several uses from plating, polishing to antiquing. Most popular lead-free alloy. International standard.
PKNSN-92	Best for heavy objects when lead is needed to avoid porosity.
PKNPB-66.5	Low cost alloy. Very good for detail, polishing and plating.
PKNSN-92.5	Contains little cadmium for large parts.
PKNPB-94	Lead based alloy with antimony. Highly used in the fishing lure industry.