Advanced Operations

6.Press the key of the value to change it. Use the alphanumeric keypad to change the value. Press OK to confirm.

7.Press the keys to enter the standard addition volumes. Use the alphanumeric keypad to enter the new data and press OK.

Description of the table of readings

The first column shows the standard addition volume. 0 mL stands for a sample containing no added standard.

The second column shows the reading of the samples with and without added standard.

The third column shows the detection rate of the added standard.

Note: The black highlighted line is active.

8.The reading of the sample in the instrument, without added standard, is automatically shown under 0 mL.

9.Prepare the standard addition solution as described in the procedure.

10.Use the arrow keys to select the first standard addition volume in the table and insert the cuvette with the corresponding volume of added standard into the cell compartment.

Press Read.

Repeat the procedure from point 8 with all the other standard addition solutions.

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Hach DR 2800 user manual Description of the table of readings