1/4" ID Peristaltic Pump Santoprene Tubing (TPE55S Back Catalog number: PC-5000-1177 Availability: In the manufacturer's stock Price on request - + Recommended 18901214 12.85mS/cm 500mL Conductivity Solution, one bottle 940,00 Kč 18901182 DREF01 Reference electrode 500,00 Kč 1575-500ML CHEMSOLUTE ready-to-use conductivity sol. 1413 µS/cm, 500ml (THG) Price on request