CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Back Catalog number: 6210129 Availability: In the manufacturer's stock Price on request - + Recommended 18901182 DREF01 Reference electrode 500,00 Kč 52005382 pH Sensor InPro4260i/SG/225 Price on request 18901146 D201T-H Plastic pH probe 1 300,00 Kč