Hanna-instruments HI 83207-01 Manual do Utilizador descarregar pdf (Página 26)

Color of Water

• Fill the second cuvette up to the mark with unfiltered sample

and replace the cap. This is the apparent color.

• Filter 10 mL of sample through a filter with a 0.45 μm

membrane into the third cuvette, up to the 10 mL mark and

replace the cap. This is the true color.

• Insert the apparent color cuvette (# 2) into the instrument

and close the lid.

• Press Read to start the reading.

• The meter displays the value of apparent color in PCU.

• Remove the cuvette, insert the true color cuvette (# 3) into the

instrument and ensure that the notch on the cap is positioned

securely into the groove.

• Press Read to start the reading. The meter displays the value of true color in PCU.

# 3

# 2

10 mL

# 2

# 3

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Hanna-instruments HI 83207-01 Manual do Utilizador Página 26