Can deionized (DI) water be used to zero an instrument when using DR/Check absorbance standards?

Document ID

Document ID TE6951

Version

Version 2.0

Status

Status Published

Published Date

Published Date 27/05/2017
Question
Can deionized (DI) water be used to zero an instrument when using DR/Check absorbance standards?
Summary
Using DR/Check with DI water blank
Answer
The DR/Check Absorbance Standard Kit (Set of 4; Catalog Number/ Order Code 2763900) include a blank vial that should be used. Deionized water should not be used to in place of the blank to zero an instrument.

Please see the following articles:
What are DR/Check Standards?
Are there general directions for DR/Check Absorbance Standards?