pH Sensor InPro4260i/SG/225 Back Catalog number: 52005382 Availability: In the manufacturer's stock Price on request - + Recommended MA991B/1 Combined glass pH electrode MA991B/1 Price on request 18901206 146.6μS/cm 250mL Conductivity Solution, one bottle 500,00 Kč MA915B/2 pH glass electrode for with 2meter cable. Price on request