47
METHOD PROCEDURES
47
47
CHLORINE
, T
OT
AL
LIQUID REAGENT PROCEDURE
• To an empty cuvette add 3 drops of
HI93701A-T
Total Chlorine Reagent A, 3 drops of
HI93701B-T
Total Chlorine Reagent B and 1 drop of
HI93701C-T
Total Chlorine Reagent C.
• Replace the plastic stopper and the cap. Swirl gently
to mix.
• Add 10 mL of unreacted sample (up to the mark).
Replace the plastic stopper and the cap. Shake
gently.
• Insert the cuvette into the holder and close the lid.
• Press
Timer
and the display will show the countdown prior to the measurement or wait 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
chlorine (Cl
2
).
Note:
Free and Total Chlorine have to be measured separately with fresh unreacted samples
following the related procedure if both values are desired.
×
3
×
3
×
1
10 mL