"Peak Calibration" Category  

Numerical calibration values are referred to as calibration variables. They can be included as a separate column in any table created by Chromeleon. The Peak Calibration category includes the following variables:

 

Variable

Formula

Description

Calibration Mode

peak.calMode

Calibration Mode

Auto Recalibrate

peak.autoRelCal

Auto calibration On/Off

Reference Inject Volume

peak.reference_inject_volume

Reference Injection Volume

Calibration Type

peak.calibration_type

Calibration Type

Weights

peak.calibration_weight

Weights

Offset (c0)

peak.offset

Offset c0

Slope (c1)

peak.slope

Slope c1

Curve (c2)

peak.curve

Curve c2

Cubic Coefficient (c3)

peak.cubic

Cubic Coefficient c3 of the Calibration Function

RF-Value (Amount/Area)

peak.rf_value

(1/c1) (see RF-Value (Amount/Area))

Number of Calibration Points

peak.nCalpoints

Number of Calibration Points

Number of Disabled
Calibr. Points

peak.nCalDisabled

Number of Disabled Calibration Points

Calibration Point Status

peak.calPointStatus

Shows the status of the calibration point

Variance

peak.variance

Variance

Variance Coefficient

peak.variance_coefficient

Variance Coefficient

Standard Deviation

peak.standard_deviation

Standard Deviation

Relative Standard Deviation

peak.rel_standard_deviation

Relative Standard Deviation

Correlation Coefficient

peak.correlation_coefficient

Correlation Coefficient

Coefficient of Determination

peak.rQuadrat

Coefficient of Determination

DOF-Adj. Coefficient of Determination

peak.rQuadratAdj

DOF-Adjusted Coefficient of Determination

Calibration Point x

peak.calPointX

Shows the calibration point x

Calibration Point y

peak.calPointY

Shows the calibration point y

Calibration Point Weight

peak.calPointWeight

Calibration Point weighting

Evaluation of Calibration Function

peak.calPointFX

Evaluates the calibration function

Residual for Cal. Point x

peak.calPointDist

Shows the residula for the calibration point

Upper Confidence Limit

peak.confUpperLimit

Upper limit of the Confidence Interval

Lower Confidence Limit

peak.confLowerLimit

Lower limit of the confidence limit

Hubaux-Vos Detection Limit

peak.hvlod

Calculates the analytical limit of detection

 

For an overview of the different report variable categories, including links to the lists for the respective categories, refer to Report Categories.