Hanna Instruments HI 96708 - Manual (Page 14)

14
• Remove the cuvette.
• Add the content of one packet of
HI 93708-0 reagent. Replace the cap
and shake gently.
• Replace the cuvette into the cuvette holder
and ensure that the notch on the cap is
positioned securely into the groove.
• Press and hold READ/ /TIMER for three
seconds. The display will show the
countdown prior to measurement. The
beeper is playing a beep at the end of
countdown period.
Alternatively, wait for 10 minutes then
just press READ/ /TIMER.
In both cases, the lamp, cuvette and
detector icons will appear on the display,
depending on the measurement phase.
• At the end of measurement, the instrument
directly displays concentration in mg/L of
nitrite on the LCD.
• To convert the NO
2
- ion concentration to
NO
2
- -N concentration, divide the reading
by a factor of 3.29.
• To convert the NO
2
- ion to sodium nitrite
NaNO
2
concentration, multiply the reading
by a factor of 1.5.
INTERFERENCE
HI 96708
will not recognize any glycol based samples.