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NanoPhotometer
®
N120/
NP80/N60/N50/C40
User Manual Version 4.3.1
88
10. Measure a blank and depending on the replicate selection, all required
concentrations. Absorbances of the replicates will be shown in the results
area and if replicates are selected a mean value for each standard. It is
possible to exclude single measurements from the curve calculation by
switching the toggle switch off.
Note
: After the first sample measurement the standard curve can no
longer be altered.
11. Once a Standard curve is created or loaded from a stored method it will
be used for concentration calculations of measured samples. It may be
necessary to do a blank measurement.
12. Apply sample and press the sample button to initiate the sample
measurement.
If auto sample is active the sample measurement is automatically started
after closing the lid arm.
Note
: Auto sample function is only available NanoVolume methods and
new NanoPhotometer
®
versions it may not be available after updating an
older firmware version.
Note
: Once the sample measurement is initiated it is no longer possible
to change the standard curve.
M
EASUREMENT
P
ROTOCOL
M
ULTI
S
AMPLE
The Protein Assay multi-channel method is an auto ranging method. There is no need to set
any Dilution/Pathlength.
1. Select protein assays icon from home screen.
2.
To change between single and multi-sample application use the toggle
switch Single Sample in the parameter area.
3.
To change the assay type push on Bradford and a list with available options opens on the
right side.
Options are: BCA Assay, Bradford Assay and Lowry Assay
4. Default values for the baseline correction are depending on selected protein assay type and