52
METHOD PROCEDURES
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52
IRON(II)/(III)
MEASUREMENT PROCEDURE
• Select the Iron(II)/(III) method using the procedure described in the METHOD SELECTION section.
• Fill the cuvette with 10 mL of unreacted sample (up to the mark).
Replace the plastic stopper and the cap.
• Insert the cuvette into the holder and close the lid.
• Press Zero. The display will show "-0.0-"; the meter is zeroed and ready for measurement.
• Remove the cuvette and add the content of one packet of
HI96777A-0 Iron(II)/(III) Reagent A. Replace the plastic
stopper and the cap. Shake gently for 30 seconds.
• Insert the cuvette into the holder and close the lid.
10 mL
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