Measuring range: 0.0 – 7.0 mg/l NO
3
-N 10-mm quartz cell
Nitrate
(Direct measurement in the UV range)
analogous to APHA 4500-NO
3
-
B
Application
Transfer the solution into
the quartz cell.
Release 06/2014 - Spectroquant
®
UV/VIS Spectrophotometer Pharo 300
Place the cell into the
cell compartment.
Select method no. 2503.
Filter turbid samples.
Place 50 ml of sample
into a glass vessel.
Add 1 ml of hydrochlo-
ric acid 1mol/l Titripur
®
(Cat. No. 109057) with
pipette and mix.
Important:
The exact procedure as well as further details on the
method used can be found in the corresponding applica-
tion.
This application can be downloaded directly at
www.analytical-test-kits.com.
Important:
If “Condition not met” appears on the display, this is due to
a sample-dependent interf
erence (matrix effect).
In this case an evaluation is not possible.
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