This concentrated reagent for Alkatronic will generate 20L of ready to use reagent after being diluted. The suggested measure interval for the Alkatronic is every 4 hours. 1 liter of reagent will last for 1 month. 20L of reagent will be able to perform approx. 2500 measures. Based on 6 measures a day (4 hours interval), this bottle of concentrated reagent will last for over 1 year. With this option, the running cost is extremely low and we can make full use of the Alkatronic to perform more tests per day.