Is the pH of the sample important when measuring copper?

Document ID

Document ID TE269

Published Date

Published Date 27/05/2017
Question
Is the pH of the sample important when measuring copper?
Summary
Importance of sample pH when measuring copper
Answer
The colorimetric methods testing for copper require the sample pH to be between 4-6 pH. It is important to not exceed a sample pH 6 as copper may precipitate.