| 摘要 |
PROBLEM TO BE SOLVED: To provide a water treatment method that does not make equipment complication or huge, does not make a process complex, and can decrease a membrane clogging substance in treated water filtered by a reverse osmosis membrane or a nanofiltration membrane.SOLUTION: A water treatment method comprises such that water supply is obtained by contacting a colloidal adsorbent that has performance that adsorbs a membrane contaminant included in treated water with the treated water, then the water supply is filtered by using a reverse osmosis membrane or a nanofiltration membrane to obtain filtered water. |
