CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Back Catalog number: 6210129 Availability: In the manufacturer's stock Price on request - + Recommended 51343101 pH electrode InLab Expert Pro Price on request 18901157 D201G Refillable combination pH probe 600,00 Kč 18901160 DDO01-2M Polarographic type DO probe 2 990,00 Kč