You can purchase a bottle of H2O2 solution and keep it on the shelf for many months before it breaks down. If, however, you were to add a bit of ferric ion, you would find that the reaction rate increased about 1000 folds. The iron containing protein hemoglobin is even better at increasing the...http://www6.head-fi.org/forums/showthread.php?t=137874&highlight=diablo9