... the impurity, such as bacteria, suspended material, Heavy metals, colloids, organics and so on, and adjust the taste of water. Ensure ... Active Carbon:It can adsorb the heterochromatic,odor,hydrogen halide,organics,and other harmful substance(6-8 months)3.The Third ... Carbon Filter:It can highly adsorb heterochromatic,odor,hydrogen halide,organics,and other harmful substance,making the water good taste(6 ...