...
- Install the nitrate app. You can install the app from the Google App Store (for Android) or the App Store (iOS)
- Be equipped with a Hanna Dist 4 EC-meter (Figure 1)
- Place the sticker with markers on the EC meter above the screen on the Hanna logo (zie rode kader). The stickers can be obtained by sending an email to simon.buijs@deltares aquality@deltares.nl or printed independently with this file.
...