Metrohm 789 Robotic Sample Processor XL - Manual (Page 116)

3.8 Dosing and liquid handling
108 Metrohm Sample Processor, Operation
Eject sample
11
Command sequence:
DOS: 1.1 : EndVol mL
The sample should be ejected at a re-
duced dosing rate (<10 mL/min). The
appropriate settings can be made under
<PARAM>
>Dosing unit def.
Rinse
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Command sequence:
DOS: 1.2 : fill mL
DOS: 1.1 : endVol mL
DOS: 1.1 : compen. mL
or
DOS: 1.2 : -x.xx mL
DOS: 1.1 : endVol mL
DOS: 1.1 : compen. mL
In order to keep sample solution carry-
over as low as possible, rinsing with sol-
vent can be carried out after the sample
has been ejected. This is particularly rec-
ommended for non-aqueous samples.
In preparation for the next pipetting proc-
ess the cylinder should be completely
ejected.