Hanna-instruments HI 83205 Manual do Utilizador descarregar pdf (Página 33)

Chlorine Dioxide

• Press the Zero key. The meter will show “-0.0-” when the meter is zeroed and ready for

measurement.

• Fill another cuvette with 10 mL of the reacted sample (#2) up

to the mark and replace the cap.

• Insert the sample into the instrument.

• Press Read and the meter will perform the reading. The instrument displays the results in mg/L of

chlorine dioxide.

SAMPLING PROCEDURE

It is recommended to analyze chlorine dioxide samples immediately after collection. Chlorine dioxide samples

must be stored in sealed dark glass bottle, with minimal head space. Excessive heat (above 25°C/78°F),

agitation and exposure to light must be avoided.

INTERFERENCES

Interferences may be caused by strong oxidants.

10 mL

# 2

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Hanna-instruments HI 83205 Manual do Utilizador Página 33