[Source] Powdered solder

I’m looking for a supplier in the U.S. for powdered solder. I’m doing
some projects which require more than I’m willing to powder on my own.
I don’t want paste solder. Just solder in hard, medium and
easy–silver or gold, copper and zinc. No bismuths, fluorides or
cadmium. Does anyone in Orchid Land know who still carries them? Many
thanks, guys!