How is Hach's deionized water manufactured?

Document ID

Document ID TE4795

Published Date

Published Date 25/01/2018
Question
How is Hach's deionized water manufactured?
Summary
Manufacturing process of deionized water
Answer
The water is first run through a charcoal filter, then run through a reverse osmosis system, and finally run through a mixed resin cation/anion bed. The quality of water is then checked to meet Hach's specifications.