Hach POCKET COLORIMETER II - Page 71

1—71
pH, continued
4.Fill a second sample cell
to the 10-mL mark with the
original sample. Cap the
sample cell. This is the
blank.
5.Place the blank into the
cell holder.
Note:
Wipe liquid off sample
cells or damage to the
instrument may occur.
6.Cover the cell with the
instrument cap.