Hach-Lange DR2800 eco - Manual (Page 88)

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Advanced Operations
Peak volume/sample volume methods
1. Select Stored Programs in the main menu. Select the required
program.
2. Press Start.
3. Analyze a sample without added standard solution in
accordance with the instructions in the Procedures Manual.
When the measurement is complete, leave the sample
cuvette/cell in the cuvette/sample cell holder.
4. Press Options>More>Standard Addition.
An overview of the data of the standard addition procedure is
displayed.
5. Press OK to accept the standard values for standard
concentration, sample volume (total) and standard addition
volume. Press Edit to change any of these values.