Water used in the preparation of 1.0 N NaOH
before it is to use plain RO water potential talents of the biofilm-mail. Because the water in the tank for a long time
in the present experiments. During a water boil. Prepared using the conventional RO water was
not precipitate out of the water from boiling. We have solved this problem since 10/2014 ** And yet, when previously not as sludge because of the quality of water used in the operation may vary according to the time , even though the water is no heavy metals. contamination of water, but If the water contains organic substances in the water can cause mold in water ** Biofilm refers to a variety of microbes trapped in the mucus layer and organic substance that sticks to the surface of the pump casing wall and more.