Hanna-instruments HI 83216-01 Manuel d'utilisateur télécharger pdf (Page 23)

Calcium Hardness

• Add 1 drop of HI 93720C-0 EGTA solution to one cuvette (# 1), replace

the cap and invert the cuvette several times to mix. This is the blank.

• Place the blank (# 1) into the holder and close the lid.

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

• Remove the blank and insert the second cuvette (# 2)

into the instrument.

• Press Read to start the reading. The instrument displays concentration in mg/L of calcium hardness,

as CaCO

• Press  or  to access the second level functions.

• Press the Chem Frm key to convert the result in mg/L of Calcium (Ca).

# 1

# 2

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Hanna-instruments HI 83216-01 Manuel d'utilisateur Page 23