how long will premixed sensitizer last?

Beakman (beakman@netcom.com)
Mon, 30 Sep 1996 12:54:15 -0700 (PDT)

I was wondering...

If I premixed my platinum and palladium with my ferric oxalate solution,
and I kept it in a nice dark brown bottle, in a nice dark place. How
long will it last before "changes" begin to occur?

David