Having run two previous successful tests on algae patches in my tank and having no negative results to date, I thought I share the process. I used the following- 1 cap full of peroxide 1/2 tsp baking soda Baby medicine eye dropper Small plastic dosing cup Turkey baster Mix the peroxide and baking soda together in a small cup and mix until the baking soda is dissolved but viscous. Suck up into the eye dropper about 1ml of the mixture. ...