HA (Human Active) Hydrogen Energy Water Purifier_ entire filter

First filter : Coconut shell activated carbon (pre-filter) NSF certified
Second filter : food-grade ion exchange resin (pre-filter) approved by FDA
Third filter : maifan stone (pre-filter) certifed by SGS Taiwan
Fourth filter : coconut shell activated carbon (post-filter) NSF certified
Fifth filter : Doulton ceramic filter (post-filter) certified by WRC, England
Sixth filer : redox Kangen water generator (post-filter) technology transfer from NTUH
Seventh filter : energy magnetized minerals (post-filter) certificate of molecular water quality verification from ITRI