Metrohm viva 1.0 Manual - Manual (Page 579)

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5 Method
viva 1.0
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5.6.5.4 MLAT calibration curve properties
Dialog window: Method ▶ Evaluation - Calibration ▶ Calibration
curves ▶ [Edit] ▶ Properties... ▶ Properties calibration
The calibration curve parameters for the substance selected in the table
can be edited in the Properties calibration dialog window.
Measuring command
Shows the selected measuring command.
Substance
Shows the selected substance.
Evaluation quantity
Selection of the size according to which the substance is to be evaluated.
Selection Area | Height
Default value Area
Weighting
on | off (Default value: on)
If this check box is activated, then the points on the calibration curve will
be weighted in accordance with the formula 1/evaluation quantity
².
Curve type
Only the Linear regression curve type is permitted for the MLAT cali-
bration method. At least two calibration points of different concentrations
are required for determining the line.
Selection Linear regression | Quadratic regression | Non-
linear regression | Linear interpolation
Default value Linear regression
Curve type C
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