Hach Pocket Colorimeter II Instruction Manuals page 41

1.
Fill a 1-cm/10-mL cell to
the 5-mL line with sample
(the blank). Cap.
Note: Samples must be
analyzed immediately and
cannot be preserved for
later analysis.
Chlorine, Free and Total, HR,
2.
Press the
POWER
turn the meter on.
The arrow should indicate
the chlorine channel
(mg/L Cl ).
2
Note: See page 2—4
information on selecting the
correct range channel.
1—41
3.
key to Remove the meter cap.
Place the blank into the cell
holder, with the diamond
mark facing the back of the
cell holder. Cover the cell
with the cap.
for
Note: Wipe liquid off sample
cells.
continued