I think I might have not been as clear as I could have been in explaining how copper oxysulfate works.
Copper oxysulfate (Cu3O2SO4) breaks down into 2 simpler compounds; copper sulfate (CuSO4) and copper oxide (Cu2O)...the
sulfate is water soluble while the
oxide is not. :wink:
There are mysterious forces that could likely assist you in obtaining a bottle of Daconil up there in the great white north.
PM me if you want the details.