Aqa - Analytical Quality Assurance; Aqa Standard Configuration - Hach DR 6000 User Manual

Expanded programs
6.7.4

AQA - Analytical Quality Assurance

6.7.4.1

AQA Standard configuration

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1. Press AQA in the System Checks menu to configure AQA
measurement or AQA in the toolbar to the right of the
display, to carry out AQA measurement.
The AQA menu in System Checks contains the program for
checking the analytical quality. Configuration is done here,
for example the individual working method being controlled by
standard solutions or the cross-sensitivities of the analyses
identified by standard additon solutions, multiple determinations
and dilutions.
As optional accessories for full individual control, standard and
top-up solutions are available
The working method, photometers, and accessories can be
checked by the analysis of a standard solution.
1. Press AQA Standard
A screen with standard sets opens (not available on all
models), alternatively an individual standard can be defined.
2. Select Options > New to define a new standard.
Note: If a standard has not yet been defined, in some models the
alphanumeric keypad is displayed directly.
3. Enter the name of the standard solution and confirm with
OK.
4. Enter the Concentration and select the Unit by pressing the
corresponding fields. Enter the Confidence Interval and
select the Unit by pressing the corresponding fields.
5. Press OK to confirm the entry.
6. All the standard solutions entered are shown on the screen.
7. Select Options > Edit to alter the settings.
(Section 9, Page 143).