... contaminates as they removes up to 98% of chemicals, heavy metals, sediment, and other contaminants that other systems fail to ... remove rust, hair, sand, clay, colloid, floating substances and part of harmful organic matters,Which are bigger than 10um by precipitation ... 5.(T33) Post granular activated carbonIt can adjust water PH value to alkalescent, remove unpleasant tasty, odor or color, residual ...