CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Back Catalog number: 6210129 Availability: In the manufacturer's stock Price on request - + Recommended 18901149 DDO01-2M-H Polarographic DO probe 2 990,00 Kč 18901213 1408μS/cm 500mL Conductivity Solution, one bottle 940,00 Kč 18901147 DORP301 Plastic ORP probe 1 640,00 Kč