Hanna-instruments HI 83205 Instrukcja Użytkownika Pobierz pdf (Strona 24)

• Remove the cuvette and add the content of one packet of

HI 93716-0 DPD reagent. Replace the cap and shake gently for

about 20 seconds to dissolve most of the reagent.

• Reinsert the cuvette into the instrument.

• Press Timer and the display will show the countdown prior to the measurement or, alternatively, wait

for 2 minutes and 30 seconds and press Read. When the timer ends the meter will perform the

reading.

• The instrument displays the results in mg/L of bromine.

INTERFERENCES

Interference may be caused by: Chlorine, Iodine, Ozone, Oxidized forms of Chromium and Manganese.

In case of water with hardness greater than 500 mg/L CaCO

, shake the sample for approximately

2 minutes after adding the reagent.

In case of water with alkalinity greater than 250 mg/L CaCO

or acidity greater than 150 mg/L CaCO

the color of the sample may develop only partially, or may rapidly fade. To resolve this, neutralize the

sample with diluted HCl or NaOH.

Bromine

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 ... 75 76

Brak uwag

Hanna-instruments HI 83205 Instrukcja Użytkownika Strona 24