Pure and Ultra Pure Water Systems
When Pure and Ultra Pure Water are used by different types of industries such like wafer plants, solar panel plants and pharmaceutical manufacturers, the quality required may be different according to its application.
Nomura Micro Science Co., one of the leaders in Pure Water (PW) and Ultra Pure Water (UPW) System equipment supply gives the following definition on their website:
“The standard pure water system consists of (1) make-up system, which is a combination of ion exchange system, a decarbonator, a reverse osmosis membrane system, an ultraviolet oxidation system, and a deoxidation system, and (2) ultra pure water system, which consists of an ultraviolet oxidation system, an ion exchange system, and an ultra filtration membrane system.”
Source: Nomura Micro Science Co.