Ironbirdexplorer,<br><br>Do an advanced search on potassium permanganate in this forum for all posts. There are threads in Feb 2002 and Aug 2001 that discuss sources for KMnO4. Sears is one location, tropical fish stores another. Check these out in Canada or contact the specific site that Doug Ritter posted.<br><br>Note the cautions about use in drug manufacture, the low effectivness as a water purifier, and general chemical safety. These may be important in purchasing this chemical in Canada or importation from the US.<br><br>Good luck<br>Randy