Replacement Nitrate sensor for B-34x & B-74x and NO3-11 Laqua Twin meter


R4,040.00

SKU: 3200459870 Categories: , ,

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