YSI pHotoFlex Series - Manual (Page 44)

44 ba76126e01 03/2013
Note: Before using the test with your photometer for the first time, determine the reagent blank
value.
YSI model no.: NO3-1 TC
Category: KT (reaction cell test)
Cell: 16 mm
Measuring range: 0.2 - 30.0 mg/l NO
3
-N
1.0 - 133.0 mg/l NO
3
Display in mmol/l possible
Pipette 1.0 ml of sample
into a reaction cell and
close the cell with the
screw cap. Mix the contents by
carefully swaying the cell
(10 x). Add the contents of a
VARIO Nitrate
Chromotropic powder
pack and close the cell
with the screw cap. Mix the contents by
carefully swaying the cell
(10 x). A small amount of
solids may remain
undissolved. Allow to react for 5
minutes.
Insert the cell in the
photometer cell shaft
and start measurement.
Notes:
• We recommend to determine a new reagent blank value (deionized water instead of sample) for each test package started.
5:00
Nitrate
Program no.
314
*RN314*