... ABS plastic, Ceramic, Nano-metal clusters (Nano-KDF) media, Activated carbonThree Stages to enjoy clean water: Ceramics Cartridge + Nano-KDF ... + Activated carbonThe First Stage Ceramics Cartridge. Remove 99.99% MICROBIAL CYSTS ... ions(Pb2 +.Cd2+, Cr6+), etc.The Third High-quality Activated carbon Can become more water soluble, lower heavy metal ions in ...