The solution was uniform, do not fill the tank at once all the water. Let this be a big part of it. Mix the solution in it. For this it is best to use an electric drill with a special nozzle.
Kwa ufumbuzi ilikuwa homogeneous, mimina katika chombo mara moja maji yote. Basi hii ni sehemu kubwa ya hiyo. Ni hukanda ufumbuzi.