The CL17 and pocket colorimeter are showing different readings, how do I know if my CL17 is the problem or the pocket colorimeter?

Document ID

Document ID TE1939

Published Date

Published Date 03/07/2019
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Question
The CL17 and pocket colorimeter are showing different readings, how do I know if my CL17 is the problem or the pocket colorimeter?
Summary
CL17 Compared to Pocket Colorimeter
Answer
You can take 1 mL of buffer and 1mL of indicator solution and mix them with 70mL of sample. Take this mixture and put directly into the pocket colorimeter. You should be able to get the exact reading of the sample.

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