5 operation – Eppendorf BioPhotometer User Manual
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65
5 Operation
Device display following all standard measurements:
The CV (coefficient of variation) is a measure of the scattering of
standard values around the regression curve. If the CV is smaller
than 10 %, the calibration is stored automatically. If the CV is
greater than 10 %, the question "STORE? ENT/CLR" appears, and
you may then accept or delete the calculated calibration. Sample
measurements are calculated using the most-recent valid
calibration.
Measure sample
Results display
In addition to the concentration result, the absorbance at the
respective wavelength (for Bradford: 595 nm) appears in the
display.
Measure
next sample
To measure the next sample, press the
key again.
Sample dilution
Sample dilution in the measuring cuvette can be entered using the
key before the measurement begins and is then included
automatically in the result calculation (see "Measuring diluted
samples").
B R A D F O R D
S T D 5 – 2
X X X X
µg/mL
C V: 2 . 8 %
C A L I B R AT I O N S TO R E D
X
.
X
X
X
A
Sample
B R A D F O R D
S A M P L E 0 0 1
X . X X X A
5 9 5
X
.
X
X
X
µg/mL
Sample
Dilution
05_Bedienung_e.fm Seite 65 Dienstag, 21. Februar 2006 10:09 Uhr