Use the Nitrate Calibration solution to calibrate nitrate Ion Sensitive Electrodes (ISEs) for the Aqua TROLL 500 and Aqua TROLL 600 Multiparameter Sondes.
VARIANTS
- Nitrate 14 ppm as N, 1 Liter
- Nitrate 140 ppm as N, 1 Liter
- Nitrate 1400 ppm as N, 1 Liter
- Full Range Kit (1 liter each: 14, 140, 1400 ppm, plus deionized water).
