35
TIT
rA
TION
Pr
OCEDU
rE
• Place the probe holder on the top of the beaker and secure it by turning clockwise.
• Rinse the pH electrode with deionized water and immerse into the sample until the PTFE reference
junction is completely submerged. Be sure that the tip of the electrode is not hitting the stir bar.
• Insert the dosing tip into the titrant tube sleeve. It is critical that the tip be immersed approximately
0.25 cm (0.1”) into the solution being titrated.
• Press
Continue
to begin the titration and
Stop
to abort it.
• The instrument will continuously update the concentration on the display. The value will be
displayed blinking. When the reading is under range “----” symbol appears blinking.
• The titration curve can be visualized during a titration by pressing
Plot ON
. Press
Plot OFF
to exit
this mode.