Reef nutrition

Bake/boil old(ish) rocks?

http://cgi.ebay.com/POTASSIUM-PERMANGANATE-99-2-Lb-Lab-koi-pond-Chemical_W0QQitemZ200251351940QQcmdZViewItem?hash=item200251351940&_trkparms=72%3A552%7C39%3A1%7C66%3A2%7C65%3A12%7C240%3A1318&_trksid=p3286.c0.m14
 
Back
Top