CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Back Catalog number: 6210129 Availability: In the manufacturer's stock Price on request - + Recommended SE600 Combination probe SE600 Price on request 18901208 12.85mS/cm 250mL Conductivity Solution, one bottle 500,00 Kč MA919B/1 Glass pH electrode, refillable, BNC, 1m Price on request