CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Back Catalog number: 6210129 Availability: In the manufacturer's stock Price on request - + Recommended 18901152 DODO01-10M Optical DO probe 18 830,00 Kč MA913B/3 Combined Epoxy pH electrode MA913B/3 Price on request 18901193 PH6.86 250mL 6.86pH, one bottle 320,00 Kč