25
• Wait for a few seconds and the display
will show “-0.0-”. Now the meter is
zeroed and ready for measurement.
• Remove the cuvet.
• Add the content of one packet
of HI 93716-0 Bromine
Reagent. Replace the cap and
shake gently for about 20
seconds to dissolve most of
the reagent.
• Replace the cuvet into the holder and
ensure that the notch on the cap is
positioned securely into the groove.
• Press TIMER and the display will show the countdown prior to
measurement. Alternatively, wait for 2 minutes and 30 seconds
and press READ DIRECT. In both cases “SIP” will blink during
measurement.
• The instrument directly displays concentration in mg/L of bromine
on the Liquid Crystal Display.
INTERFERENCES
Interference may be caused by: Chlorine, Chlorine Dioxide, Ozone.
In case of water with hardness greater than 500 mg/L CaCO
3
, shake
the sample for approximately 2 minutes after adding the reagent.
In case of water with alkalinity greater than 250 mg/L CaCO
3
, the
color of the sample may develop only partially, or may rapidly fade.
To resolve this, neutralize the sample with diluted HCl.
Bromine
