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Hanna Instruments HI 96707C User Manual

Page 14

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14

• Remove the cuvette.

• Add the content of one packet of

HI 93707-0

Nitrite Low Range reagent.

Replace the cap and shake gently for
15 seconds.

• 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 15 minutes and
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 nitrogen-nitrite (NO

2

¯-N) on

the LCD.

• To convert the NO

2

¯-N concentration to

the nitrite ion concentration (NO

2

¯),

multiply the reading by factor of 3.29.

• To convert the NO

2

¯-N concentration to

sodium nitrite concentration (NaNO

2

),

multiply the reading by factor of 4.93.