... to have milk and take medicine. Acidity 1: PH 6~6.5 Astringent effect in washing face to reach the ... function of cosmetology. Acidity 2: PH 5~6 Sterilization and disinfection in cleansing the kitchenware; eliminate the ... cleansing, filterlongevity (figure), water-flowing volume, water process, PH,ORP, electrolysis indication and electrolysis stagesElectrolysis levelsFour levels of ...