Hanna-instruments HI 83208 Manual do Utilizador descarregar pdf (Página 41)

Manganese LR

• Add 0.2 mL of the HI 93748B-0 Alkaline-cyanide

reagent solution to each cuvette, replace the caps and

invert gently to mix for about 30 seconds.

• Add 1 mL of the HI 93748C-0 0.1% PAN indicator

solution to each cuvette, replace the caps and shake

gently.

• Add 3 drops of Dispersing Agent (HI 93703-51), to each

cuvette replace the caps and invert gently to mix for

about 30 seconds.

• Place the cuvette with the reacted deionized water

(blank) into the holder and close the lid.

• Press Timer and the display will show the countdown prior to zeroing. Alternatively wait for 2 minutes

and then press Zero. The display will show “-0.0-” when the meter is zeroed and ready for

measurement.

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Hanna-instruments HI 83208 Manual do Utilizador Página 41