The system combines Millipore’s state-of-the-art Elix electrodeionization technology with the best purification technologies - Progard pre-treatment cartridge, advanced reverse osmosis and an optional 254 nm UV lamp. The Elix system is designed to meet or exceed requirements as described by ISO® 3696 (Grade 2 water); ASTM® D1193 (Type 2 resistivity and TOC Table I specifications).