Originally Posted by ccbeauch
I just bought one last week. It turned yellow very quickly. I think it was doing its job of getting the tanis out of the water (or what ever the tea colored stuff is). I was wondering if anyone knows how to properly regenerate it. I know it says so on the package and all but just wanted to double check before I put something soaked in bleach into my discus tank
There's a thread about how recharging Purigen can be potentially toxic if you use CSM+B. You've probably seen it but I'd hate for something happen to those discus.