BRAND Transferpette S Mode D'emploi page 47

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Table des Matières

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Calculation (for nominal volume)
x
= weighing results
i
Z = Correction factor (e.g. 1.0029 µl/mg at 20°C, 1013 hPa)
 
Mean:
Coefficient of variation*:
*) = Calculation for accuracy (A%) coefficient of variation (CV%): A% and
CV% are calculated using the formulas of statistical quality control.
Test instructions (SOPs) are available for download at www.brand.de .
Transferpette® S 997207
n = number of weighings
Mean volume:
Standard deviation*:
NOTICE
V
= nominal volume
0
Accuracy*:
Operating manual
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Table des Matières