Use this standard to calibrate ammonium Ion Sensitive Electrodes (ISEs) for the Aqua TROLL 500 and Aqua TROLL 600 Multiparameter Sondes.
VARIANTS
- Ammonium, 14 ppm als N, 1 Liter
- Ammonium, 140 ppm als N, 1 Liter
- Ammonium, 1400 pm als N, 1 Liter
- Full Range Kit (1 liter each: 14, 140, 1400 ppm, plus deionized water)
Manufacturer: In-Situ Europe Ltd
