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 Thermometer IR (Infra Red) R1,650.00 Add to cart TDR 350 Soil Moisture Meter (complete with case) R32,425.14 Add to cart Economy pH/EC Meter R7,990.00 Add to cart LightScout Quantum LIGHT Meter R3,215.00 Add to cart