Trace2O HydroCheck HC1000, Instruction Manual

Page: 53 / 62

Trace2o Ltd Rev1.0
Analysis (Total Chlorine):

Place the vial in the sample chamber, making sure that the marks on the instrument and vial
are aligned.

Press the Test key

Wait for a reaction period of 2 minutes

After the reaction period, the measurement starts and the result is displayed in mg/l total
Chlorine
.
Sample preparation (Differentiated Determination):

Add one DPD No.1 tablet straight from the foil to the water sample.

Crush the tablet using a clean stirring rod, until no large pieces are visible.

Close the vial tightly with the cap and swirl several times until the tablet is dissolved.
Analysis (Differentiated Determination):

Place the vial in the sample chamber, making sure that the marks on the instrument and vial
are aligned.

Press the Test key

Remove the vial from the sample chamber.

Add one DPD No.3 tablet straight from the foil to the water sample.

Crush the tablet using a clean stirring rod, until no large pieces are visible.

Close the vial tightly with the cap and swirl several times until the tablet is dissolved.

Place the vial in the sample chamber, making sure that the marks on the instrument and vial
are aligned.

Press the Test key

Wait for a reaction period of 2 minutes

After the reaction period, the measurement starts and the result is displayed in:
mg/l free Chlorine
mg/l combined Chlorine
mg/l total Chlorine
LOD/Tolerance

The Lower LOD is 0.01 mg/l (10ppb), upper LOD is 6 mg/l (6000ppb).

Tolerance: ± 0.005mg/l.