"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 |
|
Auto Recalibrate |
peak.autoRelCal |
Auto calibration On/Off |
Reference Inject Volume |
peak.reference_inject_volume |
Reference Injection Volume |
Calibration Type |
peak.calibration_type |
|
Weights |
peak.calibration_weight |
|
Offset (c0) |
peak.offset |
|
Slope (c1) |
peak.slope |
|
Curve (c2) |
peak.curve |
|
Cubic Coefficient (c3) |
peak.cubic |
|
RF-Value (Amount/Area) |
peak.rf_value |
(1/c1) (see RF-Value (Amount/Area)) |
Number of Calibration Points |
peak.nCalpoints |
|
Number of Disabled |
peak.nCalDisabled |
|
Calibration Point Status |
peak.calPointStatus |
Shows the status of the calibration point |
Variance |
peak.variance |
|
Variance Coefficient |
peak.variance_coefficient |
|
Standard Deviation |
peak.standard_deviation |
|
Relative Standard Deviation |
peak.rel_standard_deviation |
|
Correlation Coefficient |
peak.correlation_coefficient |
|
Coefficient of Determination |
peak.rQuadrat |
|
DOF-Adj. Coefficient of Determination |
peak.rQuadratAdj |
|
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.