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89
Nitrite HR
• Add the content of one packet of HI 93708-0 reagent.
Replace the cap and shake gently until completely
dissolved.
• Reinsert the cuvette into the instrument.
• Press
Timer
and the display will show the countdown prior to the measurement or, alternatively, wait
for 10 minutes and press
Read
. When the timer ends the meter will perform the reading. The
instrument displays concentration in
mg/L of nitrite
.
• Press
or
to access the second level functions.
• Press the
Chem Frm
key to convert the result in mg/L of nitrogen-nitrite (NO
2
¯-N) and sodium nitrite
(NaNO
2
).
• Press
or
to return to the measurement screen.