Auro Electronics (India) Pvt. Ltd. offer Nitrate Meters. Cardy Twin Nitrate Meter for pH, EC, NO3-, K+ and Na....
- Measure nutrient solutions, soils greenhouse soilless media, water samples and tissue sap
- Waterproof pocket-sized meter
- Sensor stores dry and is field replaceable
- Measures from 14 to 1,400 ppm
- Accuracy correlates well with laboratory analysis
- Includes two CR2032 batteries, case and calibration standards