CSKC50M Reagecon 50,000 µS/cm Conductivity Standard, 500ml Back Catalog number: 6210129 Availability: In the manufacturer's stock Price on request - + Recommended 5190-3990 P3311 pH triode electrd w/refl solution 540,06 € 18901205 PH12.46 500mL 12.46pH, one bottle 34,23 € MA916B/3 Combined glass pH electrode, refill, BNC, 3m Price on request