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BROMINE,
4.
Fill a 10-mL
sample cell to the
10-mL line with
sample.
Note: A 25-mL sample
can be tested by using
25-mL sample cells and
optional reagents.
d
continue
5.
Add the contents
of one DPD Total
Chlorine Powder
Pillow to the sample
cell (the prepared
sample). Cap and
shake the cell for 20
seconds.
Note: A pink color will
develop if bromine is
present.
Note: Accuracy is not
affected by undissolved
powder.
Note: Shaking the cell
dissipates bubbles
which may form in
samples containing
dissolved gases.
52-30
3 minutes
6.
Wait 3 minutes.
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