75G RO Water Purifier For School With Metal Support /TDS Tester

 level

 cartridge name

 cartridge function

 first stage

 PP Filter

 Filtering accuracy 5μm-1μm, resistant to weak acid, weak base, and most organic solvents and inorganic solvents. Main Removing : sand, rust, mud, sediment and other impurities in water.

(3-6 months to replace)

 second stage

 Granular Active Carbon Filter

 Adsorption rate >95%,mainly removing the odour&organic chemical carcinogens.

(6-12 months to replace)

 third stage

Compressed Activated Carbon

 Effectively remove chlorine and other radioactive substances, bleaching and get rid of odour.

(6-12 months to replace)

 forth stage

RO membrane

 Pore diameter:0.0001 micron, thoroughly remove germ, virus, heavy metals, salts, pesticides and organic chemicals. (1-2 year to replace)

 fifth stage

 Small T33 Post ActivatedCarbon   

 Adjusting & improving water taste.

(1-2 year to replace)