Replacement Nitrate sensor for B-34x & B-74x and NO3-11 Laqua Twin meter December 10, 2019 | No Comments R4,040.00 Replacement Nitrate sensor for B-34x & B-74x and NO3-11 Laqua Twin meter quantity Add to cart SKU: 3200459870 Categories: A-Z, Accesories, Soil & Water Description Description Replacement sensor for the B-741,B-742,B-743,B-341,342,343 Flat electrode for nitric ion which is so selective that pH or other ions do not affect it Related products Laqua Twin EC-Temp meter , 2-point Calibration (0 – 199 uS/cm; 200 – 1999 uS; 2.00 – 19.99 mS/cm) R2,900.00 Add to cart TDR 350 Soil Moisture Meter (complete with case) R32,425.14 Add to cart FieldScout pH Meter – Blunt Tip ISFET Probe R10,200.00 Add to cart pH 7.00 BUFFER SOLUTION 5L R350.00 Add to cart