119Expanded programs9. Select Options>Reminder to enter an automatic intervalwhen a standard analysis is required to be carried out.10. Press On.11. Select the required interval. Press OK to confirm the entry.12. Select a unit for the interval. Press OK to confirm the entry.6.8.4.2 AQA AdditionAnalysis of an addition solution allows for a check for errors andinterferences in the sample.1. Press AQA Addition.2. Press On.