Metrohm 761 Compact IC User Manual

Page 122

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4 Operation

761 Compact IC

112

<Suggest>

This function sets up reasonable integration pa-

rameters in the following way (assumes that

several peaks are marked manually in the peak

editor mode (see section 4.5.4) and wrong

peaks deleted):

−

Slope

is set to 3.

−

Asymmetry

is set to 1.5.

−

Width

and

Broadening

are calculated by fitting

a straight line through the measured peak

halfwidth values vs. retention time.

Width

is

determined as the y value of this line at the

Delay

time,

Broadening

is calculated as the y

value at the end of the chromatogram di-

vided by the y value at the

Delay

time. If this

procedure does not provide adequate result,

−

Width

is set equal to the minimum value of

peak width for the chromatogram,

−

Broadening

is set to 1.

Events

Tab

Events

of

Integration parameters

window for definition of integration

events. Integration events have a higher priority than integration pa-

rameters and are used for fine tuning of the integration process. They

should be used only in the case when problems cannot be solved by

tuning a set of parameters from the integration parameters window.

Number of events

Number of integration events (read-only).

<Add>

Add event to the list.

<Modify>

Edit the selected event.

<Delete>

Delete the selected event.

<Apply>

Accept integration parameters and perform re-

integration.

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