Is it possible to use Potassium bitartrate (KHC4H4O6), aka Cream of Tartar as a potassium/buffering agent? -- Stuart Halliday http://mytriops.com/ 200 Million years in the making... _______________________________________________ Aquatic-Plants mailing list Aquatic-Plants at actwin_com http://www.actwin.com/mailman/listinfo/aquatic-plants