copper and quick cure

[meiffert]

is it safe to drip accurate 1.0ppm copper from qt with water from fish store with quick cure

 

[Big G]

Mardel's Quick Cure is composed of a fairly low dose of formalin + malachite green. However, both of these are preferred used in a 60-90 minute bath not a long term dose in a tank. And mixing either of these with copper "could" cause the copper to become more toxic.