What is the procedure to test for free dissolved copper?

Document ID

Document ID TE256

Published Date

Published Date 25/01/2018
Question
What is the procedure to test for free dissolved copper?
Summary
Testing for free dissolved copper
Answer
To test for free (uncomplexed) copper, use the Hach Free Copper Reagent. Free copper is defined as dissolved copper ions that are not complexed to EDTA or other strong complexing agents.  Instructions for this modification are listed in copper method 8506/8026. 

Find the method here.