wtw MultiLab P5 Operation Manual page 55

Photometry - Additional functions
A blank value correction takes place only at the first
following measurement.
For correction of further samples measure the specific
sample blank value before.
BA61101/08.00/Pla/MLP5-E2
Insert vial/cuvette with
sample blank solution:
Display of test value.
Measurement as sample
blank value.
The sample blank value is
1.4 mg/L PO -P and is
4
stored.
Insert vial/cuvette with test
solution.
Measurem. of the sample.
Display of corrected
sample test value.
¢ = Sample blank value is
subtracted from test value.
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