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Waters

User-defined impurity groups include peaks that are below the ICH threshold set on the Impurity tab in Empower - WKB8802

Article number: 8802

SYMPTOMS

  • Value that is below the set ICH threshold for reporting is excluded from the Total Impurities amount for % Area
  • Value that is below the set ICH threshold for reporting is included with the user-defined impurity groups amount for % Area

ENVIRONMENT

  • Empower 3

CAUSE

Total Impurities is the way to have a sum of impurities that are above the ICH reporting threshold. It is not expected to be excluded in other impurity groups.

FIX or WORKAROUND

(The software is working as intended.)

ADDITIONAL INFORMATION

 

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