pH Sensor InPro3250/120/PT100 Back Catalog number: 52002547 Availability: In the manufacturer's stock Price on request - + Recommended 18901211 12.88mS/cm 250mL Conductivity Solution, one bottle 20,31 € 18901195 PH7.00 250mL 7.00pH, one bottle 13,00 € 1580-500ML CHEMSOLUTE ready-to-use conductivity sol. 12880 µS/cm, 500ml (THG) Price on request