Pre-treated water needed to produce ultrapure water is stored in the 5-liter unique bag integrated on the side of the system.Uncomplicated exchange of the bag facilitates upkeep of the system and considerably reduces maintenance time compared with conventional tank systems. The standard version arium® mini is independent of a permanently installed water tap. Feed water is supplied to this system via a provided container, filled with pre-treated water. Features: Simple Bag exchange in less than 5 minutes No use of cleaning agents needed Optimized purity, due to closed system, avoiding a permanent biofilm Intuitive menu navigation with high quality glass touch-display, developed through customer survey Produce ASTM Type 1 ultrapure (18.2 MOhm) Organic reduction down to < 5 ppb * Small Footprint, only 28 cm width Volume dispense from 50 ml Delivers a flow rate of 1 liter per minute Intuitive menu navigation for optimal user comfort Besides the unique bagtank, the system is equipped with a high-resolution, touch-activated color display. Easy-to-understand icons guide the user intuitively through the menu. The Favorites function automatically stores the volume last dispensed. This increases efficiency and prevents errors during repeated dispensing of identical volumes. Integrated Bagtank technology arium® mini is the only ultrapure water system with integrated Bagtank technology. The 5-liter bag developed for the arium® mini is made of the proprietary material S71. Originally developed for the pharmaceutical industry, this multilayer, specialized film conforms to biocompatibility standards. Its quality and composition allows you to optimally store your pre-treated pure water for the production of Type 1 ultrapure water. * see arium mini specifications