Is it already filtered, what is the purification procedure in this regard?
The treatment and filtration steps involved in the purification of NESTLÉ PURE LIFE include: pre-treatment (filtration), Reverse Osmosis, Re Mineralization and Ozonation.
The treatment and filtration steps involved in the purification of NESTLÉ PURE LIFE include: pre-treatment (filtration), Reverse Osmosis, Re Mineralization and Ozonation.