Can more than 0.50g of mercuric sulfate to compensate for higher concentrations of chloride in COD sample?

Document ID

Document ID TE248

Version

Version 4.0

Status

Status Published

Published Date

Published Date 05/10/2018
Question
Can more than 0.50g of mercuric sulfate to compensate for higher concentrations of chloride in COD sample?
Summary
Adding mercuric sulfate to compensate for chloride in COD analysis
Answer
Yes, a larger volume of mercuric sulfate can be added but it is important to keep the 10:1 ratio of mercuric sulfate to chloride consistent. If possible, a better option to compensate for chloride in COD analysis may be to dilute the sample .

Was this answer helpful?

Submitting...
Thank you for your feedback!
There was an error with your submission. Please try again.