cALIBRATION CURVE RETENTION TIME

I would like to relate the peak retention time of a calibration line to the test retention time. How to Get the Calibration Line Retention Time

THANK YOU FOR YOUR HELP

syb

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  • Hello,

    What software are you using? So, you want the actual RT of the peaks as found in the calibration injection. If you are using CDS 2.x, the custom calculation below would give each compounds RT delta from the average RT for the same peak in the calibration standards. 

    Marty 

    Scope: Peak or Group     Type: Double 

    Abs(Peak_RetentionTime - CurrentSequence.AllIdentifiedPeaks.Where(function (x) x.Compound_Name = CurrentPeakorGroup.Compound_Name).Where(function(x) x.Injection.Sample.Sample_Type = 1).Select(function(x) x.Peak_RetentionTime).Average)

Reply
  • Hello,

    What software are you using? So, you want the actual RT of the peaks as found in the calibration injection. If you are using CDS 2.x, the custom calculation below would give each compounds RT delta from the average RT for the same peak in the calibration standards. 

    Marty 

    Scope: Peak or Group     Type: Double 

    Abs(Peak_RetentionTime - CurrentSequence.AllIdentifiedPeaks.Where(function (x) x.Compound_Name = CurrentPeakorGroup.Compound_Name).Where(function(x) x.Injection.Sample.Sample_Type = 1).Select(function(x) x.Peak_RetentionTime).Average)

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