Hanna-instruments HI 93710 Manual do Utilizador descarregar pdf (Página 17)

• Add the content of one packet of

HI 93748A ascorbic acid to each

cuvet, replace the caps and shake

gently.

• Add 0.2 mL of the

HI 93748B alkaline-

cyanide reagent

solution to each cu-

vet, replace the

caps and shake gen-

tly.

• Add 1 mL of the HI 93748C

0.1% PAN indicator solution

to each cuvet, replace the

caps and shake gently.

• Place the cuvet with the reacted deion-

ized water (blank) into the holder

and ensure that the notch on the cap

is positioned securely into the groove.

• Wait for 2 minutes and press ZERO. "SIP" will appear during

zeroing.

• Wait for a few seconds and the display will

show "-0.0-". Now the meter is zeroed and

ready for measurement.

• Insert the second cuvet with the reacted

sample into the instrument.

ZERO

2’

HI 93742

Iron LR/Manganese LR

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Hanna-instruments HI 93710 Manual do Utilizador Página 17