Hanna-instruments HI 83207-01 Manuel d'utilisateur télécharger pdf (Page 62)

INTERFERENCES

Interference may be caused by:

Aluminum above 6 mg/L

Cadmium above 0.5 mg/L

Copper above 5 mg/L

Iron above 7 mg/L

Manganese above 5 mg/L

Nickel above 5 mg/L

Zinc

• Place the cap and insert the cuvette into the instrument

and close the lid.

• Press the Zero key. The display will show “-0.0-” when

the meter is zeroed and ready for measurement.

• Remove the cuvette and add 0.5 mL of HI 93731B-0

Cyclohexanone to the cuvette.

Note: To prevent any contamination from the polycarbonate

cap, prior to replacing it, close the sample cuvette with

the supplied HDPE plastic stopper.

• Replace the cap and mix the sample for 15 seconds.

• Insert the sample into the instrument.

• Press Timer and the display will show the countdown

prior to the measurement or, alternatively, wait for

3 minutes and 30 seconds and press Read. When the

timer ends the meter will perform the reading.

• The instrument displays the results in mg/L of zinc.

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Hanna-instruments HI 83207-01 Manuel d'utilisateur Page 62