Does the High Range Hardness APA6000 analyzer check accuracy during calibration?

Document ID

Document ID TE6721

Version

Version 4.0

Status

Status Published

Published Date

Published Date 07/19/2018
Question
Does the High Range Hardness APA6000 analyzer check accuracy during calibration?
Summary
High Range Hardness APA6000 standard check during calibration.
Answer
High-range Hardness APA6000 does not test for accuracy of standards during a calibration; it only looks at repeatability. A bad calibration can be recognized by unreasonable results in the Cal History. Calibration standard values are 0 mg/L, 100 mg/L, 500 mg/L and 1000 mg/L. 

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