Metrohm NIRS XDS MasterLab Analyzer - Manual (Page 134)

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From the Diagnostics menu bar, select Low Flux
Test.
Vision asks if the user wishes to use an external
sample (standard) for the test.
Click “Yes” to use an external 10% reflectance
standard.
XC-1010 Reflectance Standards contain a 10%
reflectance standard (R101xxxx) which may be
used for this test.
The 10% reflectance standard should be
positioned in the tray as shown. The label should
be parallel to the long edge of the tray.
If the user clicks “No” to the external standard, then Vision will automatically trigger the 10% internal
screen for this test. No user action is required.
Vision runs the Low Flux Test, which takes about 10 minutes. At the end, the results are displayed. A
typical run is shown: