CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Back Catalog number: 6210129 Availability: In the manufacturer's stock Price on request - + Recommended 18901172 D201A-C Combination pH probe 450,00 Kč MA811/2 Conductivity/TDS probe with 2meter cable (MC410). Price on request 18901181 DPCL01 ISE measuring probe-Chlorine 1 750,00 Kč