41
METHOD PROCEDURES
41
41
CHLORINE DIO
XIDE
, RAPID METHOD
• Remove the cuvette.
• Add one packet of
HI96779B-0
Chlorine Dioxide Reagent B.
• Replace the plastic stopper and the cap. Shake gently for 20 seconds.
• 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 1 minute
and press
Read
. When the timer ends the meter will perform the reading. The instrument displays
the results in
mg/L
of
ClO
2
.
INTERFERENCES
Interference may be caused by:
• Acidity, Alkalinity, Flocculating agents, Hardness, Inorganic and Organic Chloramines, Manganese,
Metals, Monochloramine, Oxidized forms of Chromium and Manganese, Ozone and Peroxides
• Chlorine above 5 mg/L
• Bromine above 0.1 mg/L
• Highly buffered samples or extreme sample pH